72730450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{111893}}^1$

素因数の和:111918

約数の個数: 24

約数和(自身を含む): 145685988

約数和(自身を除く): 72955538

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 111893, 223786, 559465, 1118930, 1454609, 2797325, 2909218, 5594650, 7273045, 14546090, 36365225, 72730450]

約数ペア:

[(1, 72730450), (2, 36365225), (5, 14546090), (10, 7273045), (13, 5594650), (25, 2909218), (26, 2797325), (50, 1454609), (65, 1118930), (130, 559465), (325, 223786), (650, 111893)]