87748960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42187}}^1$

素因数の和:42215

約数の個数: 48

約数和(自身を含む): 223258896

約数和(自身を除く): 135509936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 42187, 84374, 168748, 210935, 337496, 421870, 548431, 674992, 843740, 1096862, 1349984, 1687480, 2193724, 2742155, 3374960, 4387448, 5484310, 6749920, 8774896, 10968620, 17549792, 21937240, 43874480, 87748960]

約数ペア:

[(1, 87748960), (2, 43874480), (4, 21937240), (5, 17549792), (8, 10968620), (10, 8774896), (13, 6749920), (16, 5484310), (20, 4387448), (26, 3374960), (32, 2742155), (40, 2193724), (52, 1687480), (65, 1349984), (80, 1096862), (104, 843740), (130, 674992), (160, 548431), (208, 421870), (260, 337496), (416, 210935), (520, 168748), (1040, 84374), (2080, 42187)]