25854160

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2467}}^1$

素因数の和:2611

約数の個数: 40

約数和(自身を含む): 60594336

約数和(自身を除く): 34740176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2467, 2620, 4934, 5240, 9868, 10480, 12335, 19736, 24670, 39472, 49340, 98680, 197360, 323177, 646354, 1292708, 1615885, 2585416, 3231770, 5170832, 6463540, 12927080, 25854160]

約数ペア:

[(1, 25854160), (2, 12927080), (4, 6463540), (5, 5170832), (8, 3231770), (10, 2585416), (16, 1615885), (20, 1292708), (40, 646354), (80, 323177), (131, 197360), (262, 98680), (524, 49340), (655, 39472), (1048, 24670), (1310, 19736), (2096, 12335), (2467, 10480), (2620, 9868), (4934, 5240)]