25604080

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1181}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 59799744

約数和(自身を除く): 34195664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1181, 1355, 2168, 2362, 2710, 4336, 4724, 5420, 5905, 9448, 10840, 11810, 18896, 21680, 23620, 47240, 94480, 320051, 640102, 1280204, 1600255, 2560408, 3200510, 5120816, 6401020, 12802040, 25604080]

約数ペア:

[(1, 25604080), (2, 12802040), (4, 6401020), (5, 5120816), (8, 3200510), (10, 2560408), (16, 1600255), (20, 1280204), (40, 640102), (80, 320051), (271, 94480), (542, 47240), (1084, 23620), (1181, 21680), (1355, 18896), (2168, 11810), (2362, 10840), (2710, 9448), (4336, 5905), (4724, 5420)]