677780080

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{51977}}^1$

素因数の和:52153

約数の個数: 40

約数和(自身を含む): 1585536912

約数和(自身を除く): 907756832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 13040, 51977, 103954, 207908, 259885, 415816, 519770, 831632, 1039540, 2079080, 4158160, 8472251, 16944502, 33889004, 42361255, 67778008, 84722510, 135556016, 169445020, 338890040, 677780080]

約数ペア:

[(1, 677780080), (2, 338890040), (4, 169445020), (5, 135556016), (8, 84722510), (10, 67778008), (16, 42361255), (20, 33889004), (40, 16944502), (80, 8472251), (163, 4158160), (326, 2079080), (652, 1039540), (815, 831632), (1304, 519770), (1630, 415816), (2608, 259885), (3260, 207908), (6520, 103954), (13040, 51977)]