123675808

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 248451840

約数和(自身を除く): 124776032

約数列:

[1, 2, 4, 8, 16, 32, 103, 157, 206, 239, 314, 412, 478, 628, 824, 956, 1256, 1648, 1912, 2512, 3296, 3824, 5024, 7648, 16171, 24617, 32342, 37523, 49234, 64684, 75046, 98468, 129368, 150092, 196936, 258736, 300184, 393872, 517472, 600368, 787744, 1200736, 3864869, 7729738, 15459476, 30918952, 61837904, 123675808]

約数ペア:

[(1, 123675808), (2, 61837904), (4, 30918952), (8, 15459476), (16, 7729738), (32, 3864869), (103, 1200736), (157, 787744), (206, 600368), (239, 517472), (314, 393872), (412, 300184), (478, 258736), (628, 196936), (824, 150092), (956, 129368), (1256, 98468), (1648, 75046), (1912, 64684), (2512, 49234), (3296, 37523), (3824, 32342), (5024, 24617), (7648, 16171)]