99167960

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{3929}}^1$

素因数の和:4571

約数の個数: 32

約数和(自身を含む): 223538400

約数和(自身を除く): 124370440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2524, 3155, 3929, 5048, 6310, 7858, 12620, 15716, 19645, 25240, 31432, 39290, 78580, 157160, 2479199, 4958398, 9916796, 12395995, 19833592, 24791990, 49583980, 99167960]

約数ペア:

[(1, 99167960), (2, 49583980), (4, 24791990), (5, 19833592), (8, 12395995), (10, 9916796), (20, 4958398), (40, 2479199), (631, 157160), (1262, 78580), (2524, 39290), (3155, 31432), (3929, 25240), (5048, 19645), (6310, 15716), (7858, 12620)]