25186490

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{1049}}^1$

素因数の和:1084

約数の個数: 40

約数和(自身を含む): 52938900

約数和(自身を除く): 27752410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1049, 1715, 2098, 2401, 3430, 4802, 5245, 7343, 10490, 12005, 14686, 24010, 36715, 51401, 73430, 102802, 257005, 359807, 514010, 719614, 1799035, 2518649, 3598070, 5037298, 12593245, 25186490]

約数ペア:

[(1, 25186490), (2, 12593245), (5, 5037298), (7, 3598070), (10, 2518649), (14, 1799035), (35, 719614), (49, 514010), (70, 359807), (98, 257005), (245, 102802), (343, 73430), (490, 51401), (686, 36715), (1049, 24010), (1715, 14686), (2098, 12005), (2401, 10490), (3430, 7343), (4802, 5245)]