74655880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143569}}^1$

素因数の和:143593

約数の個数: 32

約数和(自身を含む): 180898200

約数和(自身を除く): 106242320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 143569, 287138, 574276, 717845, 1148552, 1435690, 1866397, 2871380, 3732794, 5742760, 7465588, 9331985, 14931176, 18663970, 37327940, 74655880]

約数ペア:

[(1, 74655880), (2, 37327940), (4, 18663970), (5, 14931176), (8, 9331985), (10, 7465588), (13, 5742760), (20, 3732794), (26, 2871380), (40, 1866397), (52, 1435690), (65, 1148552), (104, 717845), (130, 574276), (260, 287138), (520, 143569)]