82254920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2633}}^1$

素因数の和:2726

約数の個数: 64

約数和(自身を含む): 204819840

約数和(自身を除く): 122564920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2633, 2840, 3124, 3905, 5266, 6248, 7810, 10532, 13165, 15620, 21064, 26330, 28963, 31240, 52660, 57926, 105320, 115852, 144815, 186943, 231704, 289630, 373886, 579260, 747772, 934715, 1158520, 1495544, 1869430, 2056373, 3738860, 4112746, 7477720, 8225492, 10281865, 16450984, 20563730, 41127460, 82254920]

約数ペア:

[(1, 82254920), (2, 41127460), (4, 20563730), (5, 16450984), (8, 10281865), (10, 8225492), (11, 7477720), (20, 4112746), (22, 3738860), (40, 2056373), (44, 1869430), (55, 1495544), (71, 1158520), (88, 934715), (110, 747772), (142, 579260), (220, 373886), (284, 289630), (355, 231704), (440, 186943), (568, 144815), (710, 115852), (781, 105320), (1420, 57926), (1562, 52660), (2633, 31240), (2840, 28963), (3124, 26330), (3905, 21064), (5266, 15620), (6248, 13165), (7810, 10532)]