26157425

素因数分解:

$5^2\times 7^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 36

約数和(自身を含む): 38252016

約数和(自身を除く): 12094591

約数列:

[1, 5, 7, 25, 35, 49, 131, 163, 175, 245, 655, 815, 917, 1141, 1225, 3275, 4075, 4585, 5705, 6419, 7987, 21353, 22925, 28525, 32095, 39935, 106765, 149471, 160475, 199675, 533825, 747355, 1046297, 3736775, 5231485, 26157425]

約数ペア:

[(1, 26157425), (5, 5231485), (7, 3736775), (25, 1046297), (35, 747355), (49, 533825), (131, 199675), (163, 160475), (175, 149471), (245, 106765), (655, 39935), (815, 32095), (917, 28525), (1141, 22925), (1225, 21353), (3275, 7987), (4075, 6419), (4585, 5705)]