65420270

素因数分解:

$2^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{7949}}^1$

素因数の和:8779

約数の個数: 16

約数和(自身を含む): 117914400

約数和(自身を除く): 52494130

約数列:

[1, 2, 5, 10, 823, 1646, 4115, 7949, 8230, 15898, 39745, 79490, 6542027, 13084054, 32710135, 65420270]

約数ペア:

[(1, 65420270), (2, 32710135), (5, 13084054), (10, 6542027), (823, 79490), (1646, 39745), (4115, 15898), (7949, 8230)]