80705648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{162713}}^1$

素因数の和:162752

約数の個数: 20

約数和(自身を含む): 161412288

約数和(自身を除く): 80706640

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 162713, 325426, 650852, 1301704, 2603408, 5044103, 10088206, 20176412, 40352824, 80705648]

約数ペア:

[(1, 80705648), (2, 40352824), (4, 20176412), (8, 10088206), (16, 5044103), (31, 2603408), (62, 1301704), (124, 650852), (248, 325426), (496, 162713)]