90307310

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2039}}^1$

素因数の和:2192

約数の個数: 32

約数和(自身を含む): 168030720

約数和(自身を除く): 77723410

約数列:

[1, 2, 5, 10, 43, 86, 103, 206, 215, 430, 515, 1030, 2039, 4078, 4429, 8858, 10195, 20390, 22145, 44290, 87677, 175354, 210017, 420034, 438385, 876770, 1050085, 2100170, 9030731, 18061462, 45153655, 90307310]

約数ペア:

[(1, 90307310), (2, 45153655), (5, 18061462), (10, 9030731), (43, 2100170), (86, 1050085), (103, 876770), (206, 438385), (215, 420034), (430, 210017), (515, 175354), (1030, 87677), (2039, 44290), (4078, 22145), (4429, 20390), (8858, 10195)]