15691877990

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^2\times {\mathrm{211}}^1\times {\mathrm{701}}^1$

素因数の和:1125

約数の個数: 48

約数和(自身を含む): 28698327216

約数和(自身を除く): 13006449226

約数列:

[1, 2, 5, 10, 103, 206, 211, 422, 515, 701, 1030, 1055, 1402, 2110, 3505, 7010, 10609, 21218, 21733, 43466, 53045, 72203, 106090, 108665, 144406, 147911, 217330, 295822, 361015, 722030, 739555, 1479110, 2238499, 4476998, 7436909, 11192495, 14873818, 15234833, 22384990, 30469666, 37184545, 74369090, 76174165, 152348330, 1569187799, 3138375598, 7845938995, 15691877990]

約数ペア:

[(1, 15691877990), (2, 7845938995), (5, 3138375598), (10, 1569187799), (103, 152348330), (206, 76174165), (211, 74369090), (422, 37184545), (515, 30469666), (701, 22384990), (1030, 15234833), (1055, 14873818), (1402, 11192495), (2110, 7436909), (3505, 4476998), (7010, 2238499), (10609, 1479110), (21218, 739555), (21733, 722030), (43466, 361015), (53045, 295822), (72203, 217330), (106090, 147911), (108665, 144406)]