67278760

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3109}}^1$

素因数の和:3661

約数の個数: 32

約数和(自身を含む): 151705800

約数和(自身を除く): 84427040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 3109, 4328, 5410, 6218, 10820, 12436, 15545, 21640, 24872, 31090, 62180, 124360, 1681969, 3363938, 6727876, 8409845, 13455752, 16819690, 33639380, 67278760]

約数ペア:

[(1, 67278760), (2, 33639380), (4, 16819690), (5, 13455752), (8, 8409845), (10, 6727876), (20, 3363938), (40, 1681969), (541, 124360), (1082, 62180), (2164, 31090), (2705, 24872), (3109, 21640), (4328, 15545), (5410, 12436), (6218, 10820)]