1580100380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{87881}}^1$

素因数の和:87950

約数の個数: 48

約数和(自身を含む): 3543402240

約数和(自身を除く): 1963301860

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 620, 899, 1798, 3596, 4495, 8990, 17980, 87881, 175762, 351524, 439405, 878810, 1757620, 2548549, 2724311, 5097098, 5448622, 10194196, 10897244, 12742745, 13621555, 25485490, 27243110, 50970980, 54486220, 79005019, 158010038, 316020076, 395025095, 790050190, 1580100380]

約数ペア:

[(1, 1580100380), (2, 790050190), (4, 395025095), (5, 316020076), (10, 158010038), (20, 79005019), (29, 54486220), (31, 50970980), (58, 27243110), (62, 25485490), (116, 13621555), (124, 12742745), (145, 10897244), (155, 10194196), (290, 5448622), (310, 5097098), (580, 2724311), (620, 2548549), (899, 1757620), (1798, 878810), (3596, 439405), (4495, 351524), (8990, 175762), (17980, 87881)]