71457152

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{42943}}^1$

素因数の和:42970

約数の個数: 32

約数和(自身を含む): 153310080

約数和(自身を除く): 81852928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 42943, 85886, 171772, 343544, 558259, 687088, 1116518, 1374176, 2233036, 2748352, 4466072, 5496704, 8932144, 17864288, 35728576, 71457152]

約数ペア:

[(1, 71457152), (2, 35728576), (4, 17864288), (8, 8932144), (13, 5496704), (16, 4466072), (26, 2748352), (32, 2233036), (52, 1374176), (64, 1116518), (104, 687088), (128, 558259), (208, 343544), (416, 171772), (832, 85886), (1664, 42943)]