131730260

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{65213}}^1$

素因数の和:65323

約数の個数: 24

約数和(自身を含む): 279376776

約数和(自身を除く): 147646516

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 65213, 130426, 260852, 326065, 652130, 1304260, 6586513, 13173026, 26346052, 32932565, 65865130, 131730260]

約数ペア:

[(1, 131730260), (2, 65865130), (4, 32932565), (5, 26346052), (10, 13173026), (20, 6586513), (101, 1304260), (202, 652130), (404, 326065), (505, 260852), (1010, 130426), (2020, 65213)]