85585890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{219451}}^1$

素因数の和:219474

約数の個数: 32

約数和(自身を含む): 221207616

約数和(自身を除く): 135621726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 219451, 438902, 658353, 1097255, 1316706, 2194510, 2852863, 3291765, 5705726, 6583530, 8558589, 14264315, 17117178, 28528630, 42792945, 85585890]

約数ペア:

[(1, 85585890), (2, 42792945), (3, 28528630), (5, 17117178), (6, 14264315), (10, 8558589), (13, 6583530), (15, 5705726), (26, 3291765), (30, 2852863), (39, 2194510), (65, 1316706), (78, 1097255), (130, 658353), (195, 438902), (390, 219451)]