91726640

素因数分解:

$2^4\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1123}}^1$

素因数の和:2157

約数の個数: 40

約数和(自身を含む): 213663408

約数和(自身を除く): 121936768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1021, 1123, 2042, 2246, 4084, 4492, 5105, 5615, 8168, 8984, 10210, 11230, 16336, 17968, 20420, 22460, 40840, 44920, 81680, 89840, 1146583, 2293166, 4586332, 5732915, 9172664, 11465830, 18345328, 22931660, 45863320, 91726640]

約数ペア:

[(1, 91726640), (2, 45863320), (4, 22931660), (5, 18345328), (8, 11465830), (10, 9172664), (16, 5732915), (20, 4586332), (40, 2293166), (80, 1146583), (1021, 89840), (1123, 81680), (2042, 44920), (2246, 40840), (4084, 22460), (4492, 20420), (5105, 17968), (5615, 16336), (8168, 11230), (8984, 10210)]