20133100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:955

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 29738708

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 911, 1105, 1300, 1700, 1822, 2210, 3644, 4420, 4555, 5525, 9110, 11050, 11843, 15487, 18220, 22100, 22775, 23686, 30974, 45550, 47372, 59215, 61948, 77435, 91100, 118430, 154870, 201331, 236860, 296075, 309740, 387175, 402662, 592150, 774350, 805324, 1006655, 1184300, 1548700, 2013310, 4026620, 5033275, 10066550, 20133100]

約数ペア:

[(1, 20133100), (2, 10066550), (4, 5033275), (5, 4026620), (10, 2013310), (13, 1548700), (17, 1184300), (20, 1006655), (25, 805324), (26, 774350), (34, 592150), (50, 402662), (52, 387175), (65, 309740), (68, 296075), (85, 236860), (100, 201331), (130, 154870), (170, 118430), (221, 91100), (260, 77435), (325, 61948), (340, 59215), (425, 47372), (442, 45550), (650, 30974), (850, 23686), (884, 22775), (911, 22100), (1105, 18220), (1300, 15487), (1700, 11843), (1822, 11050), (2210, 9110), (3644, 5525), (4420, 4555)]