90428312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 190085280

約数和(自身を除く): 99656968

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 73, 86, 104, 146, 172, 277, 292, 344, 554, 559, 584, 949, 1108, 1118, 1898, 2216, 2236, 3139, 3601, 3796, 4472, 6278, 7202, 7592, 11911, 12556, 14404, 20221, 23822, 25112, 28808, 40442, 40807, 47644, 80884, 81614, 95288, 154843, 161768, 163228, 262873, 309686, 326456, 525746, 619372, 869503, 1051492, 1238744, 1739006, 2102984, 3478012, 6956024, 11303539, 22607078, 45214156, 90428312]

約数ペア:

[(1, 90428312), (2, 45214156), (4, 22607078), (8, 11303539), (13, 6956024), (26, 3478012), (43, 2102984), (52, 1739006), (73, 1238744), (86, 1051492), (104, 869503), (146, 619372), (172, 525746), (277, 326456), (292, 309686), (344, 262873), (554, 163228), (559, 161768), (584, 154843), (949, 95288), (1108, 81614), (1118, 80884), (1898, 47644), (2216, 40807), (2236, 40442), (3139, 28808), (3601, 25112), (3796, 23822), (4472, 20221), (6278, 14404), (7202, 12556), (7592, 11911)]