25097740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 54641664

約数和(自身を除く): 29543924

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 241, 254, 410, 482, 508, 635, 820, 964, 1205, 1270, 2410, 2540, 4820, 5207, 9881, 10414, 19762, 20828, 26035, 30607, 39524, 49405, 52070, 61214, 98810, 104140, 122428, 153035, 197620, 306070, 612140, 1254887, 2509774, 5019548, 6274435, 12548870, 25097740]

約数ペア:

[(1, 25097740), (2, 12548870), (4, 6274435), (5, 5019548), (10, 2509774), (20, 1254887), (41, 612140), (82, 306070), (127, 197620), (164, 153035), (205, 122428), (241, 104140), (254, 98810), (410, 61214), (482, 52070), (508, 49405), (635, 39524), (820, 30607), (964, 26035), (1205, 20828), (1270, 19762), (2410, 10414), (2540, 9881), (4820, 5207)]