53156560

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1657}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 123971976

約数和(自身を除く): 70815416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 1657, 2005, 3208, 3314, 4010, 6416, 6628, 8020, 8285, 13256, 16040, 16570, 26512, 32080, 33140, 66280, 132560, 664457, 1328914, 2657828, 3322285, 5315656, 6644570, 10631312, 13289140, 26578280, 53156560]

約数ペア:

[(1, 53156560), (2, 26578280), (4, 13289140), (5, 10631312), (8, 6644570), (10, 5315656), (16, 3322285), (20, 2657828), (40, 1328914), (80, 664457), (401, 132560), (802, 66280), (1604, 33140), (1657, 32080), (2005, 26512), (3208, 16570), (3314, 16040), (4010, 13256), (6416, 8285), (6628, 8020)]