800986660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{13381}}^1$

素因数の和:13504

約数の個数: 48

約数和(自身を含む): 1746832752

約数和(自身を除く): 945846092

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 730, 820, 1460, 2993, 5986, 11972, 13381, 14965, 26762, 29930, 53524, 59860, 66905, 133810, 267620, 548621, 976813, 1097242, 1953626, 2194484, 2743105, 3907252, 4884065, 5486210, 9768130, 10972420, 19536260, 40049333, 80098666, 160197332, 200246665, 400493330, 800986660]

約数ペア:

[(1, 800986660), (2, 400493330), (4, 200246665), (5, 160197332), (10, 80098666), (20, 40049333), (41, 19536260), (73, 10972420), (82, 9768130), (146, 5486210), (164, 4884065), (205, 3907252), (292, 2743105), (365, 2194484), (410, 1953626), (730, 1097242), (820, 976813), (1460, 548621), (2993, 267620), (5986, 133810), (11972, 66905), (13381, 59860), (14965, 53524), (26762, 29930)]