85602820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3187}}^1$

素因数の和:3292

約数の個数: 48

約数和(自身を含む): 192810240

約数和(自身を除く): 107207420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1580, 2686, 3187, 5372, 6374, 6715, 12748, 13430, 15935, 26860, 31870, 54179, 63740, 108358, 216716, 251773, 270895, 503546, 541790, 1007092, 1083580, 1258865, 2517730, 4280141, 5035460, 8560282, 17120564, 21400705, 42801410, 85602820]

約数ペア:

[(1, 85602820), (2, 42801410), (4, 21400705), (5, 17120564), (10, 8560282), (17, 5035460), (20, 4280141), (34, 2517730), (68, 1258865), (79, 1083580), (85, 1007092), (158, 541790), (170, 503546), (316, 270895), (340, 251773), (395, 216716), (790, 108358), (1343, 63740), (1580, 54179), (2686, 31870), (3187, 26860), (5372, 15935), (6374, 13430), (6715, 12748)]