80500025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 103707648

約数和(自身を除く): 23207623

約数列:

[1, 5, 25, 31, 155, 241, 431, 775, 1205, 2155, 6025, 7471, 10775, 13361, 37355, 66805, 103871, 186775, 334025, 519355, 2596775, 3220001, 16100005, 80500025]

約数ペア:

[(1, 80500025), (5, 16100005), (25, 3220001), (31, 2596775), (155, 519355), (241, 334025), (431, 186775), (775, 103871), (1205, 66805), (2155, 37355), (6025, 13361), (7471, 10775)]