2615664080

素因数分解:

$2^4\times 5^1\times {\mathrm{1637}}^1\times {\mathrm{19973}}^1$

素因数の和:21623

約数の個数: 40

約数和(自身を含む): 6085438632

約数和(自身を除く): 3469774552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1637, 3274, 6548, 8185, 13096, 16370, 19973, 26192, 32740, 39946, 65480, 79892, 99865, 130960, 159784, 199730, 319568, 399460, 798920, 1597840, 32695801, 65391602, 130783204, 163479005, 261566408, 326958010, 523132816, 653916020, 1307832040, 2615664080]

約数ペア:

[(1, 2615664080), (2, 1307832040), (4, 653916020), (5, 523132816), (8, 326958010), (10, 261566408), (16, 163479005), (20, 130783204), (40, 65391602), (80, 32695801), (1637, 1597840), (3274, 798920), (6548, 399460), (8185, 319568), (13096, 199730), (16370, 159784), (19973, 130960), (26192, 99865), (32740, 79892), (39946, 65480)]