64943330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7949}}^1$

素因数の和:8018

約数の個数: 32

約数和(自身を含む): 125928000

約数和(自身を除く): 60984670

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 7949, 8170, 15898, 39745, 79490, 151031, 302062, 341807, 683614, 755155, 1510310, 1709035, 3418070, 6494333, 12988666, 32471665, 64943330]

約数ペア:

[(1, 64943330), (2, 32471665), (5, 12988666), (10, 6494333), (19, 3418070), (38, 1709035), (43, 1510310), (86, 755155), (95, 683614), (190, 341807), (215, 302062), (430, 151031), (817, 79490), (1634, 39745), (4085, 15898), (7949, 8170)]