31994080

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 75932640

約数和(自身を除く): 43938560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 557, 718, 1114, 1436, 1795, 2228, 2785, 2872, 3590, 4456, 5570, 5744, 7180, 8912, 11140, 11488, 14360, 17824, 22280, 28720, 44560, 57440, 89120, 199963, 399926, 799852, 999815, 1599704, 1999630, 3199408, 3999260, 6398816, 7998520, 15997040, 31994080]

約数ペア:

[(1, 31994080), (2, 15997040), (4, 7998520), (5, 6398816), (8, 3999260), (10, 3199408), (16, 1999630), (20, 1599704), (32, 999815), (40, 799852), (80, 399926), (160, 199963), (359, 89120), (557, 57440), (718, 44560), (1114, 28720), (1436, 22280), (1795, 17824), (2228, 14360), (2785, 11488), (2872, 11140), (3590, 8912), (4456, 7180), (5570, 5744)]