161497736

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{1811}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 309199680

約数和(自身を除く): 147701944

約数列:

[1, 2, 4, 8, 71, 142, 157, 284, 314, 568, 628, 1256, 1811, 3622, 7244, 11147, 14488, 22294, 44588, 89176, 128581, 257162, 284327, 514324, 568654, 1028648, 1137308, 2274616, 20187217, 40374434, 80748868, 161497736]

約数ペア:

[(1, 161497736), (2, 80748868), (4, 40374434), (8, 20187217), (71, 2274616), (142, 1137308), (157, 1028648), (284, 568654), (314, 514324), (568, 284327), (628, 257162), (1256, 128581), (1811, 89176), (3622, 44588), (7244, 22294), (11147, 14488)]