168924520

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{41813}}^1$

素因数の和:41925

約数の個数: 32

約数和(自身を含む): 383852520

約数和(自身を除く): 214928000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 41813, 83626, 167252, 209065, 334504, 418130, 836260, 1672520, 4223113, 8446226, 16892452, 21115565, 33784904, 42231130, 84462260, 168924520]

約数ペア:

[(1, 168924520), (2, 84462260), (4, 42231130), (5, 33784904), (8, 21115565), (10, 16892452), (20, 8446226), (40, 4223113), (101, 1672520), (202, 836260), (404, 418130), (505, 334504), (808, 209065), (1010, 167252), (2020, 83626), (4040, 41813)]