165046120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{40853}}^1$

素因数の和:40965

約数の個数: 32

約数和(自身を含む): 375039720

約数和(自身を除く): 209993600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 40853, 81706, 163412, 204265, 326824, 408530, 817060, 1634120, 4126153, 8252306, 16504612, 20630765, 33009224, 41261530, 82523060, 165046120]

約数ペア:

[(1, 165046120), (2, 82523060), (4, 41261530), (5, 33009224), (8, 20630765), (10, 16504612), (20, 8252306), (40, 4126153), (101, 1634120), (202, 817060), (404, 408530), (505, 326824), (808, 204265), (1010, 163412), (2020, 81706), (4040, 40853)]