80393895

素因数分解:

$3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5119}}^1$

素因数の和:5479

約数の個数: 24

約数和(自身を含む): 139776000

約数和(自身を除く): 59382105

約数列:

[1, 3, 5, 9, 15, 45, 349, 1047, 1745, 3141, 5119, 5235, 15357, 15705, 25595, 46071, 76785, 230355, 1786531, 5359593, 8932655, 16078779, 26797965, 80393895]

約数ペア:

[(1, 80393895), (3, 26797965), (5, 16078779), (9, 8932655), (15, 5359593), (45, 1786531), (349, 230355), (1047, 76785), (1745, 46071), (3141, 25595), (5119, 15705), (5235, 15357)]