939804550

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:841

約数の個数: 48

約数和(自身を含む): 1768525200

約数和(自身を除く): 828720650

約数列:

[1, 2, 5, 10, 25, 50, 211, 229, 389, 422, 458, 778, 1055, 1145, 1945, 2110, 2290, 3890, 5275, 5725, 9725, 10550, 11450, 19450, 48319, 82079, 89081, 96638, 164158, 178162, 241595, 410395, 445405, 483190, 820790, 890810, 1207975, 2051975, 2227025, 2415950, 4103950, 4454050, 18796091, 37592182, 93980455, 187960910, 469902275, 939804550]

約数ペア:

[(1, 939804550), (2, 469902275), (5, 187960910), (10, 93980455), (25, 37592182), (50, 18796091), (211, 4454050), (229, 4103950), (389, 2415950), (422, 2227025), (458, 2051975), (778, 1207975), (1055, 890810), (1145, 820790), (1945, 483190), (2110, 445405), (2290, 410395), (3890, 241595), (5275, 178162), (5725, 164158), (9725, 96638), (10550, 89081), (11450, 82079), (19450, 48319)]