71293820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7411}}^1$

素因数の和:7470

約数の個数: 48

約数和(自身を含む): 165613728

約数和(自身を除く): 94319908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 7411, 9620, 14822, 29644, 37055, 74110, 96343, 148220, 192686, 274207, 385372, 481715, 548414, 963430, 1096828, 1371035, 1926860, 2742070, 3564691, 5484140, 7129382, 14258764, 17823455, 35646910, 71293820]

約数ペア:

[(1, 71293820), (2, 35646910), (4, 17823455), (5, 14258764), (10, 7129382), (13, 5484140), (20, 3564691), (26, 2742070), (37, 1926860), (52, 1371035), (65, 1096828), (74, 963430), (130, 548414), (148, 481715), (185, 385372), (260, 274207), (370, 192686), (481, 148220), (740, 96343), (962, 74110), (1924, 37055), (2405, 29644), (4810, 14822), (7411, 9620)]