77319990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78101}}^1$

素因数の和:78125

約数の個数: 48

約数和(自身を含む): 219310416

約数和(自身を除く): 141990426

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 78101, 156202, 234303, 390505, 468606, 702909, 781010, 859111, 1171515, 1405818, 1718222, 2343030, 2577333, 3514545, 4295555, 5154666, 7029090, 7731999, 8591110, 12886665, 15463998, 25773330, 38659995, 77319990]

約数ペア:

[(1, 77319990), (2, 38659995), (3, 25773330), (5, 15463998), (6, 12886665), (9, 8591110), (10, 7731999), (11, 7029090), (15, 5154666), (18, 4295555), (22, 3514545), (30, 2577333), (33, 2343030), (45, 1718222), (55, 1405818), (66, 1171515), (90, 859111), (99, 781010), (110, 702909), (165, 468606), (198, 390505), (330, 234303), (495, 156202), (990, 78101)]