578157970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{62639}}^1$

素因数の和:62730

約数の個数: 32

約数和(自身を含む): 1136540160

約数和(自身を除く): 558382190

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 62639, 125278, 313195, 626390, 814307, 1628614, 4071535, 4447369, 8143070, 8894738, 22236845, 44473690, 57815797, 115631594, 289078985, 578157970]

約数ペア:

[(1, 578157970), (2, 289078985), (5, 115631594), (10, 57815797), (13, 44473690), (26, 22236845), (65, 8894738), (71, 8143070), (130, 4447369), (142, 4071535), (355, 1628614), (710, 814307), (923, 626390), (1846, 313195), (4615, 125278), (9230, 62639)]