31450500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 103062960

約数和(自身を除く): 71612460

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, 241, 250, 261, 290, 300, 348, 375, 435, 450, 482, 500, 522, 580, 723, 725, 750, 870, 900, 964, 1044, 1125, 1205, 1305, 1446, 1450, 1500, 1740, 2169, 2175, 2250, 2410, 2610, 2892, 2900, 3615, 3625, 4338, 4350, 4500, 4820, 5220, 6025, 6525, 6989, 7230, 7250, 8676, 8700, 10845, 10875, 12050, 13050, 13978, 14460, 14500, 18075, 20967, 21690, 21750, 24100, 26100, 27956, 30125, 32625, 34945, 36150, 41934, 43380, 43500, 54225, 60250, 62901, 65250, 69890, 72300, 83868, 90375, 104835, 108450, 120500, 125802, 130500, 139780, 174725, 180750, 209670, 216900, 251604, 271125, 314505, 349450, 361500, 419340, 524175, 542250, 629010, 698900, 873625, 1048350, 1084500, 1258020, 1572525, 1747250, 2096700, 2620875, 3145050, 3494500, 5241750, 6290100, 7862625, 10483500, 15725250, 31450500]

約数ペア:

[(1, 31450500), (2, 15725250), (3, 10483500), (4, 7862625), (5, 6290100), (6, 5241750), (9, 3494500), (10, 3145050), (12, 2620875), (15, 2096700), (18, 1747250), (20, 1572525), (25, 1258020), (29, 1084500), (30, 1048350), (36, 873625), (45, 698900), (50, 629010), (58, 542250), (60, 524175), (75, 419340), (87, 361500), (90, 349450), (100, 314505), (116, 271125), (125, 251604), (145, 216900), (150, 209670), (174, 180750), (180, 174725), (225, 139780), (241, 130500), (250, 125802), (261, 120500), (290, 108450), (300, 104835), (348, 90375), (375, 83868), (435, 72300), (450, 69890), (482, 65250), (500, 62901), (522, 60250), (580, 54225), (723, 43500), (725, 43380), (750, 41934), (870, 36150), (900, 34945), (964, 32625), (1044, 30125), (1125, 27956), (1205, 26100), (1305, 24100), (1446, 21750), (1450, 21690), (1500, 20967), (1740, 18075), (2169, 14500), (2175, 14460), (2250, 13978), (2410, 13050), (2610, 12050), (2892, 10875), (2900, 10845), (3615, 8700), (3625, 8676), (4338, 7250), (4350, 7230), (4500, 6989), (4820, 6525), (5220, 6025)]