161496816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258809}}^1$

素因数の和:258833

約数の個数: 40

約数和(自身を含む): 449294160

約数和(自身を除く): 287797344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 258809, 517618, 776427, 1035236, 1552854, 2070472, 3105708, 3364517, 4140944, 6211416, 6729034, 10093551, 12422832, 13458068, 20187102, 26916136, 40374204, 53832272, 80748408, 161496816]

約数ペア:

[(1, 161496816), (2, 80748408), (3, 53832272), (4, 40374204), (6, 26916136), (8, 20187102), (12, 13458068), (13, 12422832), (16, 10093551), (24, 6729034), (26, 6211416), (39, 4140944), (48, 3364517), (52, 3105708), (78, 2070472), (104, 1552854), (156, 1035236), (208, 776427), (312, 517618), (624, 258809)]