81064790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1213}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 150516576

約数和(自身を除く): 69451786

約数列:

[1, 2, 5, 10, 41, 82, 163, 205, 326, 410, 815, 1213, 1630, 2426, 6065, 6683, 12130, 13366, 33415, 49733, 66830, 99466, 197719, 248665, 395438, 497330, 988595, 1977190, 8106479, 16212958, 40532395, 81064790]

約数ペア:

[(1, 81064790), (2, 40532395), (5, 16212958), (10, 8106479), (41, 1977190), (82, 988595), (163, 497330), (205, 395438), (326, 248665), (410, 197719), (815, 99466), (1213, 66830), (1630, 49733), (2426, 33415), (6065, 13366), (6683, 12130)]