20500650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{45557}}^1$

素因数の和:45575

約数の個数: 36

約数和(自身を含む): 55079622

約数和(自身を除く): 34578972

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 45557, 91114, 136671, 227785, 273342, 410013, 455570, 683355, 820026, 1138925, 1366710, 2050065, 2277850, 3416775, 4100130, 6833550, 10250325, 20500650]

約数ペア:

[(1, 20500650), (2, 10250325), (3, 6833550), (5, 4100130), (6, 3416775), (9, 2277850), (10, 2050065), (15, 1366710), (18, 1138925), (25, 820026), (30, 683355), (45, 455570), (50, 410013), (75, 273342), (90, 227785), (150, 136671), (225, 91114), (450, 45557)]