87245920

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18803}}^1$

素因数の和:18847

約数の個数: 48

約数和(自身を含む): 213237360

約数和(自身を除く): 125991440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18803, 37606, 75212, 94015, 150424, 188030, 300848, 376060, 545287, 601696, 752120, 1090574, 1504240, 2181148, 2726435, 3008480, 4362296, 5452870, 8724592, 10905740, 17449184, 21811480, 43622960, 87245920]

約数ペア:

[(1, 87245920), (2, 43622960), (4, 21811480), (5, 17449184), (8, 10905740), (10, 8724592), (16, 5452870), (20, 4362296), (29, 3008480), (32, 2726435), (40, 2181148), (58, 1504240), (80, 1090574), (116, 752120), (145, 601696), (160, 545287), (232, 376060), (290, 300848), (464, 188030), (580, 150424), (928, 94015), (1160, 75212), (2320, 37606), (4640, 18803)]