988100

素因数分解:

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

素因数の和:296

約数の個数: 36

約数和(自身を含む): 2205588

約数和(自身を除く): 1217488

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 241, 410, 482, 820, 964, 1025, 1205, 2050, 2410, 4100, 4820, 6025, 9881, 12050, 19762, 24100, 39524, 49405, 98810, 197620, 247025, 494050, 988100]

約数ペア:

[(1, 988100), (2, 494050), (4, 247025), (5, 197620), (10, 98810), (20, 49405), (25, 39524), (41, 24100), (50, 19762), (82, 12050), (100, 9881), (164, 6025), (205, 4820), (241, 4100), (410, 2410), (482, 2050), (820, 1205), (964, 1025)]