64913150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{21283}}^1$

素因数の和:21356

約数の個数: 24

約数和(自身を含む): 122723544

約数和(自身を除く): 57810394

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 3050, 21283, 42566, 106415, 212830, 532075, 1064150, 1298263, 2596526, 6491315, 12982630, 32456575, 64913150]

約数ペア:

[(1, 64913150), (2, 32456575), (5, 12982630), (10, 6491315), (25, 2596526), (50, 1298263), (61, 1064150), (122, 532075), (305, 212830), (610, 106415), (1525, 42566), (3050, 21283)]