89783320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{487}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 221356800

約数和(自身を除く): 131573480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 419, 440, 487, 838, 974, 1676, 1948, 2095, 2435, 3352, 3896, 4190, 4609, 4870, 5357, 8380, 9218, 9740, 10714, 16760, 18436, 19480, 21428, 23045, 26785, 36872, 42856, 46090, 53570, 92180, 107140, 184360, 204053, 214280, 408106, 816212, 1020265, 1632424, 2040530, 2244583, 4081060, 4489166, 8162120, 8978332, 11222915, 17956664, 22445830, 44891660, 89783320]

約数ペア:

[(1, 89783320), (2, 44891660), (4, 22445830), (5, 17956664), (8, 11222915), (10, 8978332), (11, 8162120), (20, 4489166), (22, 4081060), (40, 2244583), (44, 2040530), (55, 1632424), (88, 1020265), (110, 816212), (220, 408106), (419, 214280), (440, 204053), (487, 184360), (838, 107140), (974, 92180), (1676, 53570), (1948, 46090), (2095, 42856), (2435, 36872), (3352, 26785), (3896, 23045), (4190, 21428), (4609, 19480), (4870, 18436), (5357, 16760), (8380, 10714), (9218, 9740)]