2078959975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{397}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 2771608320

約数和(自身を除く): 692648345

約数列:

[1, 5, 25, 29, 31, 145, 155, 233, 397, 725, 775, 899, 1165, 1985, 4495, 5825, 6757, 7223, 9925, 11513, 12307, 22475, 33785, 36115, 57565, 61535, 92501, 168925, 180575, 209467, 287825, 307675, 356903, 462505, 1047335, 1784515, 2312525, 2682529, 2867531, 5236675, 8922575, 13412645, 14337655, 67063225, 71688275, 83158399, 415791995, 2078959975]

約数ペア:

[(1, 2078959975), (5, 415791995), (25, 83158399), (29, 71688275), (31, 67063225), (145, 14337655), (155, 13412645), (233, 8922575), (397, 5236675), (725, 2867531), (775, 2682529), (899, 2312525), (1165, 1784515), (1985, 1047335), (4495, 462505), (5825, 356903), (6757, 307675), (7223, 287825), (9925, 209467), (11513, 180575), (12307, 168925), (22475, 92501), (33785, 61535), (36115, 57565)]