172912500

素因数分解:

$2^2\times 3^2\times 5^5\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:117

約数の個数: 216

約数和(自身を含む): 575822520

約数和(自身を除く): 402910020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 29, 30, 36, 45, 50, 53, 58, 60, 75, 87, 90, 100, 106, 116, 125, 145, 150, 159, 174, 180, 212, 225, 250, 261, 265, 290, 300, 318, 348, 375, 435, 450, 477, 500, 522, 530, 580, 625, 636, 725, 750, 795, 870, 900, 954, 1044, 1060, 1125, 1250, 1305, 1325, 1450, 1500, 1537, 1590, 1740, 1875, 1908, 2175, 2250, 2385, 2500, 2610, 2650, 2900, 3074, 3125, 3180, 3625, 3750, 3975, 4350, 4500, 4611, 4770, 5220, 5300, 5625, 6148, 6250, 6525, 6625, 7250, 7500, 7685, 7950, 8700, 9222, 9375, 9540, 10875, 11250, 11925, 12500, 13050, 13250, 13833, 14500, 15370, 15900, 18125, 18444, 18750, 19875, 21750, 22500, 23055, 23850, 26100, 26500, 27666, 28125, 30740, 32625, 33125, 36250, 37500, 38425, 39750, 43500, 46110, 47700, 54375, 55332, 56250, 59625, 65250, 66250, 69165, 72500, 76850, 79500, 90625, 92220, 99375, 108750, 112500, 115275, 119250, 130500, 132500, 138330, 153700, 163125, 165625, 181250, 192125, 198750, 217500, 230550, 238500, 271875, 276660, 298125, 326250, 331250, 345825, 362500, 384250, 397500, 461100, 496875, 543750, 576375, 596250, 652500, 662500, 691650, 768500, 815625, 960625, 993750, 1087500, 1152750, 1192500, 1383300, 1490625, 1631250, 1729125, 1921250, 1987500, 2305500, 2881875, 2981250, 3262500, 3458250, 3842500, 4803125, 5763750, 5962500, 6916500, 8645625, 9606250, 11527500, 14409375, 17291250, 19212500, 28818750, 34582500, 43228125, 57637500, 86456250, 172912500]

約数ペア:

[(1, 172912500), (2, 86456250), (3, 57637500), (4, 43228125), (5, 34582500), (6, 28818750), (9, 19212500), (10, 17291250), (12, 14409375), (15, 11527500), (18, 9606250), (20, 8645625), (25, 6916500), (29, 5962500), (30, 5763750), (36, 4803125), (45, 3842500), (50, 3458250), (53, 3262500), (58, 2981250), (60, 2881875), (75, 2305500), (87, 1987500), (90, 1921250), (100, 1729125), (106, 1631250), (116, 1490625), (125, 1383300), (145, 1192500), (150, 1152750), (159, 1087500), (174, 993750), (180, 960625), (212, 815625), (225, 768500), (250, 691650), (261, 662500), (265, 652500), (290, 596250), (300, 576375), (318, 543750), (348, 496875), (375, 461100), (435, 397500), (450, 384250), (477, 362500), (500, 345825), (522, 331250), (530, 326250), (580, 298125), (625, 276660), (636, 271875), (725, 238500), (750, 230550), (795, 217500), (870, 198750), (900, 192125), (954, 181250), (1044, 165625), (1060, 163125), (1125, 153700), (1250, 138330), (1305, 132500), (1325, 130500), (1450, 119250), (1500, 115275), (1537, 112500), (1590, 108750), (1740, 99375), (1875, 92220), (1908, 90625), (2175, 79500), (2250, 76850), (2385, 72500), (2500, 69165), (2610, 66250), (2650, 65250), (2900, 59625), (3074, 56250), (3125, 55332), (3180, 54375), (3625, 47700), (3750, 46110), (3975, 43500), (4350, 39750), (4500, 38425), (4611, 37500), (4770, 36250), (5220, 33125), (5300, 32625), (5625, 30740), (6148, 28125), (6250, 27666), (6525, 26500), (6625, 26100), (7250, 23850), (7500, 23055), (7685, 22500), (7950, 21750), (8700, 19875), (9222, 18750), (9375, 18444), (9540, 18125), (10875, 15900), (11250, 15370), (11925, 14500), (12500, 13833), (13050, 13250)]