103640417240

素因数分解:

$2^3\times 5^1\times {\mathrm{2591010431}}^1$

素因数の和:2591010442

約数の個数: 16

約数和(自身を含む): 233190938880

約数和(自身を除く): 129550521640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2591010431, 5182020862, 10364041724, 12955052155, 20728083448, 25910104310, 51820208620, 103640417240]

約数ペア:

[(1, 103640417240), (2, 51820208620), (4, 25910104310), (5, 20728083448), (8, 12955052155), (10, 10364041724), (20, 5182020862), (40, 2591010431)]