98903920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 241056000

約数和(自身を除く): 142152080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 89, 116, 145, 178, 232, 290, 356, 445, 464, 479, 580, 712, 890, 958, 1160, 1424, 1780, 1916, 2320, 2395, 2581, 3560, 3832, 4790, 5162, 7120, 7664, 9580, 10324, 12905, 13891, 19160, 20648, 25810, 27782, 38320, 41296, 42631, 51620, 55564, 69455, 85262, 103240, 111128, 138910, 170524, 206480, 213155, 222256, 277820, 341048, 426310, 555640, 682096, 852620, 1111280, 1236299, 1705240, 2472598, 3410480, 4945196, 6181495, 9890392, 12362990, 19780784, 24725980, 49451960, 98903920]

約数ペア:

[(1, 98903920), (2, 49451960), (4, 24725980), (5, 19780784), (8, 12362990), (10, 9890392), (16, 6181495), (20, 4945196), (29, 3410480), (40, 2472598), (58, 1705240), (80, 1236299), (89, 1111280), (116, 852620), (145, 682096), (178, 555640), (232, 426310), (290, 341048), (356, 277820), (445, 222256), (464, 213155), (479, 206480), (580, 170524), (712, 138910), (890, 111128), (958, 103240), (1160, 85262), (1424, 69455), (1780, 55564), (1916, 51620), (2320, 42631), (2395, 41296), (2581, 38320), (3560, 27782), (3832, 25810), (4790, 20648), (5162, 19160), (7120, 13891), (7664, 12905), (9580, 10324)]