80137090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 160340544

約数和(自身を除く): 80203454

約数列:

[1, 2, 5, 10, 11, 22, 55, 103, 110, 121, 206, 242, 515, 605, 643, 1030, 1133, 1210, 1286, 2266, 3215, 5665, 6430, 7073, 11330, 12463, 14146, 24926, 35365, 62315, 66229, 70730, 77803, 124630, 132458, 155606, 331145, 389015, 662290, 728519, 778030, 1457038, 3642595, 7285190, 8013709, 16027418, 40068545, 80137090]

約数ペア:

[(1, 80137090), (2, 40068545), (5, 16027418), (10, 8013709), (11, 7285190), (22, 3642595), (55, 1457038), (103, 778030), (110, 728519), (121, 662290), (206, 389015), (242, 331145), (515, 155606), (605, 132458), (643, 124630), (1030, 77803), (1133, 70730), (1210, 66229), (1286, 62315), (2266, 35365), (3215, 24926), (5665, 14146), (6430, 12463), (7073, 11330)]