78625905

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 129790080

約数和(自身を除く): 51164175

約数列:

[1, 3, 5, 15, 41, 123, 173, 205, 519, 615, 739, 865, 2217, 2595, 3695, 7093, 11085, 21279, 30299, 35465, 90897, 106395, 127847, 151495, 383541, 454485, 639235, 1917705, 5241727, 15725181, 26208635, 78625905]

約数ペア:

[(1, 78625905), (3, 26208635), (5, 15725181), (15, 5241727), (41, 1917705), (123, 639235), (173, 454485), (205, 383541), (519, 151495), (615, 127847), (739, 106395), (865, 90897), (2217, 35465), (2595, 30299), (3695, 21279), (7093, 11085)]