81260392

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{104717}}^1$

素因数の和:104820

約数の個数: 16

約数和(自身を含む): 153935460

約数和(自身を除く): 72675068

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 104717, 209434, 418868, 837736, 10157549, 20315098, 40630196, 81260392]

約数ペア:

[(1, 81260392), (2, 40630196), (4, 20315098), (8, 10157549), (97, 837736), (194, 418868), (388, 209434), (776, 104717)]