77220250

素因数分解:

$2^1\times 5^3\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 145080000

約数和(自身を除く): 67859750

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 499, 619, 998, 1238, 2495, 3095, 4990, 6190, 12475, 15475, 24950, 30950, 62375, 77375, 124750, 154750, 308881, 617762, 1544405, 3088810, 7722025, 15444050, 38610125, 77220250]

約数ペア:

[(1, 77220250), (2, 38610125), (5, 15444050), (10, 7722025), (25, 3088810), (50, 1544405), (125, 617762), (250, 308881), (499, 154750), (619, 124750), (998, 77375), (1238, 62375), (2495, 30950), (3095, 24950), (4990, 15475), (6190, 12475)]