78880976

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{73583}}^1$

素因数の和:73658

約数の個数: 20

約数和(自身を含む): 155115072

約数和(自身を除く): 76234096

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 73583, 147166, 294332, 588664, 1177328, 4930061, 9860122, 19720244, 39440488, 78880976]

約数ペア:

[(1, 78880976), (2, 39440488), (4, 19720244), (8, 9860122), (16, 4930061), (67, 1177328), (134, 588664), (268, 294332), (536, 147166), (1072, 73583)]