65260005

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 109589760

約数和(自身を除く): 44329755

約数列:

[1, 3, 5, 15, 29, 71, 87, 145, 213, 355, 435, 1065, 2059, 2113, 6177, 6339, 10295, 10565, 30885, 31695, 61277, 150023, 183831, 306385, 450069, 750115, 919155, 2250345, 4350667, 13052001, 21753335, 65260005]

約数ペア:

[(1, 65260005), (3, 21753335), (5, 13052001), (15, 4350667), (29, 2250345), (71, 919155), (87, 750115), (145, 450069), (213, 306385), (355, 183831), (435, 150023), (1065, 61277), (2059, 31695), (2113, 30885), (6177, 10565), (6339, 10295)]