2012962500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:681

約数の個数: 216

約数和(自身を含む): 6589968840

約数和(自身を除く): 4577006340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 58, 60, 75, 87, 90, 100, 116, 125, 145, 150, 174, 180, 225, 250, 261, 290, 300, 348, 375, 435, 450, 500, 522, 580, 617, 625, 725, 750, 870, 900, 1044, 1125, 1234, 1250, 1305, 1450, 1500, 1740, 1851, 1875, 2175, 2250, 2468, 2500, 2610, 2900, 3085, 3125, 3625, 3702, 3750, 4350, 4500, 5220, 5553, 5625, 6170, 6250, 6525, 7250, 7404, 7500, 8700, 9255, 9375, 10875, 11106, 11250, 12340, 12500, 13050, 14500, 15425, 17893, 18125, 18510, 18750, 21750, 22212, 22500, 26100, 27765, 28125, 30850, 32625, 35786, 36250, 37020, 37500, 43500, 46275, 53679, 54375, 55530, 56250, 61700, 65250, 71572, 72500, 77125, 89465, 90625, 92550, 107358, 108750, 111060, 112500, 130500, 138825, 154250, 161037, 163125, 178930, 181250, 185100, 214716, 217500, 231375, 268395, 271875, 277650, 308500, 322074, 326250, 357860, 362500, 385625, 447325, 462750, 536790, 543750, 555300, 644148, 652500, 694125, 771250, 805185, 815625, 894650, 925500, 1073580, 1087500, 1156875, 1341975, 1388250, 1542500, 1610370, 1631250, 1789300, 1928125, 2236625, 2313750, 2683950, 2776500, 3220740, 3262500, 3470625, 3856250, 4025925, 4473250, 4627500, 5367900, 5784375, 6709875, 6941250, 7712500, 8051850, 8946500, 11183125, 11568750, 13419750, 13882500, 16103700, 17353125, 20129625, 22366250, 23137500, 26839500, 33549375, 34706250, 40259250, 44732500, 55915625, 67098750, 69412500, 80518500, 100648125, 111831250, 134197500, 167746875, 201296250, 223662500, 335493750, 402592500, 503240625, 670987500, 1006481250, 2012962500]

約数ペア:

[(1, 2012962500), (2, 1006481250), (3, 670987500), (4, 503240625), (5, 402592500), (6, 335493750), (9, 223662500), (10, 201296250), (12, 167746875), (15, 134197500), (18, 111831250), (20, 100648125), (25, 80518500), (29, 69412500), (30, 67098750), (36, 55915625), (45, 44732500), (50, 40259250), (58, 34706250), (60, 33549375), (75, 26839500), (87, 23137500), (90, 22366250), (100, 20129625), (116, 17353125), (125, 16103700), (145, 13882500), (150, 13419750), (174, 11568750), (180, 11183125), (225, 8946500), (250, 8051850), (261, 7712500), (290, 6941250), (300, 6709875), (348, 5784375), (375, 5367900), (435, 4627500), (450, 4473250), (500, 4025925), (522, 3856250), (580, 3470625), (617, 3262500), (625, 3220740), (725, 2776500), (750, 2683950), (870, 2313750), (900, 2236625), (1044, 1928125), (1125, 1789300), (1234, 1631250), (1250, 1610370), (1305, 1542500), (1450, 1388250), (1500, 1341975), (1740, 1156875), (1851, 1087500), (1875, 1073580), (2175, 925500), (2250, 894650), (2468, 815625), (2500, 805185), (2610, 771250), (2900, 694125), (3085, 652500), (3125, 644148), (3625, 555300), (3702, 543750), (3750, 536790), (4350, 462750), (4500, 447325), (5220, 385625), (5553, 362500), (5625, 357860), (6170, 326250), (6250, 322074), (6525, 308500), (7250, 277650), (7404, 271875), (7500, 268395), (8700, 231375), (9255, 217500), (9375, 214716), (10875, 185100), (11106, 181250), (11250, 178930), (12340, 163125), (12500, 161037), (13050, 154250), (14500, 138825), (15425, 130500), (17893, 112500), (18125, 111060), (18510, 108750), (18750, 107358), (21750, 92550), (22212, 90625), (22500, 89465), (26100, 77125), (27765, 72500), (28125, 71572), (30850, 65250), (32625, 61700), (35786, 56250), (36250, 55530), (37020, 54375), (37500, 53679), (43500, 46275)]