79974575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2789}}^1$

素因数の和:2867

約数の個数: 24

約数和(自身を含む): 105171840

約数和(自身を除く): 25197265

約数列:

[1, 5, 25, 31, 37, 155, 185, 775, 925, 1147, 2789, 5735, 13945, 28675, 69725, 86459, 103193, 432295, 515965, 2161475, 2579825, 3198983, 15994915, 79974575]

約数ペア:

[(1, 79974575), (5, 15994915), (25, 3198983), (31, 2579825), (37, 2161475), (155, 515965), (185, 432295), (775, 103193), (925, 86459), (1147, 69725), (2789, 28675), (5735, 13945)]