79981660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1723}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 184205952

約数和(自身を除く): 104224292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 1723, 2110, 2321, 3446, 4220, 4642, 6892, 8615, 9284, 11605, 17230, 18953, 23210, 34460, 37906, 46420, 75812, 94765, 189530, 363553, 379060, 727106, 1454212, 1817765, 3635530, 3999083, 7271060, 7998166, 15996332, 19995415, 39990830, 79981660]

約数ペア:

[(1, 79981660), (2, 39990830), (4, 19995415), (5, 15996332), (10, 7998166), (11, 7271060), (20, 3999083), (22, 3635530), (44, 1817765), (55, 1454212), (110, 727106), (211, 379060), (220, 363553), (422, 189530), (844, 94765), (1055, 75812), (1723, 46420), (2110, 37906), (2321, 34460), (3446, 23210), (4220, 18953), (4642, 17230), (6892, 11605), (8615, 9284)]