91473040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26591}}^1$

素因数の和:26647

約数の個数: 40

約数和(自身を含む): 217628928

約数和(自身を除く): 126155888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 26591, 53182, 106364, 132955, 212728, 265910, 425456, 531820, 1063640, 1143413, 2127280, 2286826, 4573652, 5717065, 9147304, 11434130, 18294608, 22868260, 45736520, 91473040]

約数ペア:

[(1, 91473040), (2, 45736520), (4, 22868260), (5, 18294608), (8, 11434130), (10, 9147304), (16, 5717065), (20, 4573652), (40, 2286826), (43, 2127280), (80, 1143413), (86, 1063640), (172, 531820), (215, 425456), (344, 265910), (430, 212728), (688, 132955), (860, 106364), (1720, 53182), (3440, 26591)]