68235680

素因数分解:

$2^5\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1013}}^1$

素因数の和:1449

約数の個数: 48

約数和(自身を含む): 161749224

約数和(自身を除く): 93513544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 421, 842, 1013, 1684, 2026, 2105, 3368, 4052, 4210, 5065, 6736, 8104, 8420, 10130, 13472, 16208, 16840, 20260, 32416, 33680, 40520, 67360, 81040, 162080, 426473, 852946, 1705892, 2132365, 3411784, 4264730, 6823568, 8529460, 13647136, 17058920, 34117840, 68235680]

約数ペア:

[(1, 68235680), (2, 34117840), (4, 17058920), (5, 13647136), (8, 8529460), (10, 6823568), (16, 4264730), (20, 3411784), (32, 2132365), (40, 1705892), (80, 852946), (160, 426473), (421, 162080), (842, 81040), (1013, 67360), (1684, 40520), (2026, 33680), (2105, 32416), (3368, 20260), (4052, 16840), (4210, 16208), (5065, 13472), (6736, 10130), (8104, 8420)]