78940745

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 103686336

約数和(自身を除く): 24745591

約数列:

[1, 5, 13, 65, 103, 169, 515, 845, 907, 1339, 4535, 6695, 11791, 17407, 58955, 87035, 93421, 153283, 467105, 766415, 1214473, 6072365, 15788149, 78940745]

約数ペア:

[(1, 78940745), (5, 15788149), (13, 6072365), (65, 1214473), (103, 766415), (169, 467105), (515, 153283), (845, 93421), (907, 87035), (1339, 58955), (4535, 17407), (6695, 11791)]