51120680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2657}}^1$

素因数の和:2718

約数の個数: 64

約数和(自身を含む): 127265040

約数和(自身を除く): 76144360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 2657, 3848, 4810, 5314, 9620, 10628, 13285, 19240, 21256, 26570, 34541, 53140, 69082, 98309, 106280, 138164, 172705, 196618, 276328, 345410, 393236, 491545, 690820, 786472, 983090, 1278017, 1381640, 1966180, 2556034, 3932360, 5112068, 6390085, 10224136, 12780170, 25560340, 51120680]

約数ペア:

[(1, 51120680), (2, 25560340), (4, 12780170), (5, 10224136), (8, 6390085), (10, 5112068), (13, 3932360), (20, 2556034), (26, 1966180), (37, 1381640), (40, 1278017), (52, 983090), (65, 786472), (74, 690820), (104, 491545), (130, 393236), (148, 345410), (185, 276328), (260, 196618), (296, 172705), (370, 138164), (481, 106280), (520, 98309), (740, 69082), (962, 53140), (1480, 34541), (1924, 26570), (2405, 21256), (2657, 19240), (3848, 13285), (4810, 10628), (5314, 9620)]