81657704

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{105229}}^1$

素因数の和:105332

約数の個数: 16

約数和(自身を含む): 154688100

約数和(自身を除く): 73030396

約数列:

[1, 2, 4, 8, 97, 194, 388, 776, 105229, 210458, 420916, 841832, 10207213, 20414426, 40828852, 81657704]

約数ペア:

[(1, 81657704), (2, 40828852), (4, 20414426), (8, 10207213), (97, 841832), (194, 420916), (388, 210458), (776, 105229)]