164536360

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{21313}}^1$

素因数の和:21517

約数の個数: 32

約数和(自身を含む): 372142440

約数和(自身を除く): 207606080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 21313, 42626, 85252, 106565, 170504, 213130, 426260, 852520, 4113409, 8226818, 16453636, 20567045, 32907272, 41134090, 82268180, 164536360]

約数ペア:

[(1, 164536360), (2, 82268180), (4, 41134090), (5, 32907272), (8, 20567045), (10, 16453636), (20, 8226818), (40, 4113409), (193, 852520), (386, 426260), (772, 213130), (965, 170504), (1544, 106565), (1930, 85252), (3860, 42626), (7720, 21313)]