31525360

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1259}}^1$

素因数の和:1585

約数の個数: 40

約数和(自身を含む): 73589040

約数和(自身を除く): 42063680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1259, 1565, 2504, 2518, 3130, 5008, 5036, 6260, 6295, 10072, 12520, 12590, 20144, 25040, 25180, 50360, 100720, 394067, 788134, 1576268, 1970335, 3152536, 3940670, 6305072, 7881340, 15762680, 31525360]

約数ペア:

[(1, 31525360), (2, 15762680), (4, 7881340), (5, 6305072), (8, 3940670), (10, 3152536), (16, 1970335), (20, 1576268), (40, 788134), (80, 394067), (313, 100720), (626, 50360), (1252, 25180), (1259, 25040), (1565, 20144), (2504, 12590), (2518, 12520), (3130, 10072), (5008, 6295), (5036, 6260)]