87029680

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10771}}^1$

素因数の和:10885

約数の個数: 40

約数和(自身を含む): 204366384

約数和(自身を除く): 117336704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 10771, 21542, 43084, 53855, 86168, 107710, 172336, 215420, 430840, 861680, 1087871, 2175742, 4351484, 5439355, 8702968, 10878710, 17405936, 21757420, 43514840, 87029680]

約数ペア:

[(1, 87029680), (2, 43514840), (4, 21757420), (5, 17405936), (8, 10878710), (10, 8702968), (16, 5439355), (20, 4351484), (40, 2175742), (80, 1087871), (101, 861680), (202, 430840), (404, 215420), (505, 172336), (808, 107710), (1010, 86168), (1616, 53855), (2020, 43084), (4040, 21542), (8080, 10771)]