129125025

素因数分解:

$3^2\times 5^2\times {\mathrm{647}}^1\times {\mathrm{887}}^1$

素因数の和:1550

約数の個数: 36

約数和(自身を含む): 231895872

約数和(自身を除く): 102770847

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 647, 887, 1941, 2661, 3235, 4435, 5823, 7983, 9705, 13305, 16175, 22175, 29115, 39915, 48525, 66525, 145575, 199575, 573889, 1721667, 2869445, 5165001, 8608335, 14347225, 25825005, 43041675, 129125025]

約数ペア:

[(1, 129125025), (3, 43041675), (5, 25825005), (9, 14347225), (15, 8608335), (25, 5165001), (45, 2869445), (75, 1721667), (225, 573889), (647, 199575), (887, 145575), (1941, 66525), (2661, 48525), (3235, 39915), (4435, 29115), (5823, 22175), (7983, 16175), (9705, 13305)]