156918260080

素因数分解:

$2^4\times 5^1\times {\mathrm{21221}}^1\times {\mathrm{92431}}^1$

素因数の和:113665

約数の個数: 40

約数和(自身を含む): 364856094144

約数和(自身を除く): 207937834064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21221, 42442, 84884, 92431, 106105, 169768, 184862, 212210, 339536, 369724, 424420, 462155, 739448, 848840, 924310, 1478896, 1697680, 1848620, 3697240, 7394480, 1961478251, 3922956502, 7845913004, 9807391255, 15691826008, 19614782510, 31383652016, 39229565020, 78459130040, 156918260080]

約数ペア:

[(1, 156918260080), (2, 78459130040), (4, 39229565020), (5, 31383652016), (8, 19614782510), (10, 15691826008), (16, 9807391255), (20, 7845913004), (40, 3922956502), (80, 1961478251), (21221, 7394480), (42442, 3697240), (84884, 1848620), (92431, 1697680), (106105, 1478896), (169768, 924310), (184862, 848840), (212210, 739448), (339536, 462155), (369724, 424420)]