64203950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{31319}}^1$

素因数の和:31372

約数の個数: 24

約数和(自身を含む): 122335920

約数和(自身を除く): 58131970

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 31319, 62638, 156595, 313190, 782975, 1284079, 1565950, 2568158, 6420395, 12840790, 32101975, 64203950]

約数ペア:

[(1, 64203950), (2, 32101975), (5, 12840790), (10, 6420395), (25, 2568158), (41, 1565950), (50, 1284079), (82, 782975), (205, 313190), (410, 156595), (1025, 62638), (2050, 31319)]