64208975

素因数分解:

$5^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 81592992

約数和(自身を除く): 17384017

約数列:

[1, 5, 25, 73, 151, 233, 365, 755, 1165, 1825, 3775, 5825, 11023, 17009, 35183, 55115, 85045, 175915, 275575, 425225, 879575, 2568359, 12841795, 64208975]

約数ペア:

[(1, 64208975), (5, 12841795), (25, 2568359), (73, 879575), (151, 425225), (233, 275575), (365, 175915), (755, 85045), (1165, 55115), (1825, 35183), (3775, 17009), (5825, 11023)]