71915408

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{25981}}^1$

素因数の和:26162

約数の個数: 20

約数和(自身を含む): 140146908

約数和(自身を除く): 68231500

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 25981, 51962, 103924, 207848, 415696, 4494713, 8989426, 17978852, 35957704, 71915408]

約数ペア:

[(1, 71915408), (2, 35957704), (4, 17978852), (8, 8989426), (16, 4494713), (173, 415696), (346, 207848), (692, 103924), (1384, 51962), (2768, 25981)]