750031880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1\times {\mathrm{1399}}^1$

素因数の和:2454

約数の個数: 64

約数和(自身を含む): 1820448000

約数和(自身を除く): 1070416120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1031, 1399, 2062, 2798, 4124, 5155, 5596, 6995, 8248, 10310, 11192, 13403, 13990, 18187, 20620, 26806, 27980, 36374, 41240, 53612, 55960, 67015, 72748, 90935, 107224, 134030, 145496, 181870, 268060, 363740, 536120, 727480, 1442369, 2884738, 5769476, 7211845, 11538952, 14423690, 18750797, 28847380, 37501594, 57694760, 75003188, 93753985, 150006376, 187507970, 375015940, 750031880]

約数ペア:

[(1, 750031880), (2, 375015940), (4, 187507970), (5, 150006376), (8, 93753985), (10, 75003188), (13, 57694760), (20, 37501594), (26, 28847380), (40, 18750797), (52, 14423690), (65, 11538952), (104, 7211845), (130, 5769476), (260, 2884738), (520, 1442369), (1031, 727480), (1399, 536120), (2062, 363740), (2798, 268060), (4124, 181870), (5155, 145496), (5596, 134030), (6995, 107224), (8248, 90935), (10310, 72748), (11192, 67015), (13403, 55960), (13990, 53612), (18187, 41240), (20620, 36374), (26806, 27980)]