648687348530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1\times {\mathrm{32027}}^1$

素因数の和:32843

約数の個数: 64

約数和(自身を含む): 1263927369600

約数和(自身を除く): 615240021070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 347, 449, 694, 898, 1735, 2245, 3470, 4490, 4511, 5837, 9022, 11674, 22555, 29185, 32027, 45110, 58370, 64054, 155803, 160135, 311606, 320270, 416351, 779015, 832702, 1558030, 2025439, 2081755, 4050878, 4163510, 10127195, 11113369, 14380123, 20254390, 22226738, 28760246, 55566845, 71900615, 111133690, 143801230, 144473797, 186941599, 288947594, 373883198, 722368985, 934707995, 1444737970, 1869415990, 4989902681, 9979805362, 24949513405, 49899026810, 64868734853, 129737469706, 324343674265, 648687348530]

約数ペア:

[(1, 648687348530), (2, 324343674265), (5, 129737469706), (10, 64868734853), (13, 49899026810), (26, 24949513405), (65, 9979805362), (130, 4989902681), (347, 1869415990), (449, 1444737970), (694, 934707995), (898, 722368985), (1735, 373883198), (2245, 288947594), (3470, 186941599), (4490, 144473797), (4511, 143801230), (5837, 111133690), (9022, 71900615), (11674, 55566845), (22555, 28760246), (29185, 22226738), (32027, 20254390), (45110, 14380123), (58370, 11113369), (64054, 10127195), (155803, 4163510), (160135, 4050878), (311606, 2081755), (320270, 2025439), (416351, 1558030), (779015, 832702)]