128480816

素因数分解:

$2^4\times {\mathrm{1013}}^1\times {\mathrm{7927}}^1$

素因数の和:8948

約数の個数: 20

約数和(自身を含む): 249208752

約数和(自身を除く): 120727936

約数列:

[1, 2, 4, 8, 16, 1013, 2026, 4052, 7927, 8104, 15854, 16208, 31708, 63416, 126832, 8030051, 16060102, 32120204, 64240408, 128480816]

約数ペア:

[(1, 128480816), (2, 64240408), (4, 32120204), (8, 16060102), (16, 8030051), (1013, 126832), (2026, 63416), (4052, 31708), (7927, 16208), (8104, 15854)]