69658420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 162973944

約数和(自身を除く): 93315524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 169, 185, 260, 338, 370, 481, 557, 676, 740, 845, 962, 1114, 1690, 1924, 2228, 2405, 2785, 3380, 4810, 5570, 6253, 7241, 9620, 11140, 12506, 14482, 20609, 25012, 28964, 31265, 36205, 41218, 62530, 72410, 82436, 94133, 103045, 125060, 144820, 188266, 206090, 267917, 376532, 412180, 470665, 535834, 941330, 1071668, 1339585, 1882660, 2679170, 3482921, 5358340, 6965842, 13931684, 17414605, 34829210, 69658420]

約数ペア:

[(1, 69658420), (2, 34829210), (4, 17414605), (5, 13931684), (10, 6965842), (13, 5358340), (20, 3482921), (26, 2679170), (37, 1882660), (52, 1339585), (65, 1071668), (74, 941330), (130, 535834), (148, 470665), (169, 412180), (185, 376532), (260, 267917), (338, 206090), (370, 188266), (481, 144820), (557, 125060), (676, 103045), (740, 94133), (845, 82436), (962, 72410), (1114, 62530), (1690, 41218), (1924, 36205), (2228, 31265), (2405, 28964), (2785, 25012), (3380, 20609), (4810, 14482), (5570, 12506), (6253, 11140), (7241, 9620)]