90845920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:824

約数の個数: 96

約数和(自身を含む): 237758976

約数和(自身を除く): 146913056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 71, 80, 88, 110, 142, 160, 176, 220, 284, 352, 355, 440, 568, 710, 727, 781, 880, 1136, 1420, 1454, 1562, 1760, 2272, 2840, 2908, 3124, 3635, 3905, 5680, 5816, 6248, 7270, 7810, 7997, 11360, 11632, 12496, 14540, 15620, 15994, 23264, 24992, 29080, 31240, 31988, 39985, 51617, 58160, 62480, 63976, 79970, 103234, 116320, 124960, 127952, 159940, 206468, 255904, 258085, 319880, 412936, 516170, 567787, 639760, 825872, 1032340, 1135574, 1279520, 1651744, 2064680, 2271148, 2838935, 4129360, 4542296, 5677870, 8258720, 9084592, 11355740, 18169184, 22711480, 45422960, 90845920]

約数ペア:

[(1, 90845920), (2, 45422960), (4, 22711480), (5, 18169184), (8, 11355740), (10, 9084592), (11, 8258720), (16, 5677870), (20, 4542296), (22, 4129360), (32, 2838935), (40, 2271148), (44, 2064680), (55, 1651744), (71, 1279520), (80, 1135574), (88, 1032340), (110, 825872), (142, 639760), (160, 567787), (176, 516170), (220, 412936), (284, 319880), (352, 258085), (355, 255904), (440, 206468), (568, 159940), (710, 127952), (727, 124960), (781, 116320), (880, 103234), (1136, 79970), (1420, 63976), (1454, 62480), (1562, 58160), (1760, 51617), (2272, 39985), (2840, 31988), (2908, 31240), (3124, 29080), (3635, 24992), (3905, 23264), (5680, 15994), (5816, 15620), (6248, 14540), (7270, 12496), (7810, 11632), (7997, 11360)]