209225170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1667}}^1$

素因数の和:1855

約数の個数: 64

約数和(自身を含む): 472697856

約数和(自身を除く): 263472686

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 163, 326, 385, 770, 815, 1141, 1630, 1667, 1793, 2282, 3334, 3586, 5705, 8335, 8965, 11410, 11669, 12551, 16670, 17930, 18337, 23338, 25102, 36674, 58345, 62755, 91685, 116690, 125510, 128359, 183370, 256718, 271721, 543442, 641795, 1283590, 1358605, 1902047, 2717210, 2988931, 3804094, 5977862, 9510235, 14944655, 19020470, 20922517, 29889310, 41845034, 104612585, 209225170]

約数ペア:

[(1, 209225170), (2, 104612585), (5, 41845034), (7, 29889310), (10, 20922517), (11, 19020470), (14, 14944655), (22, 9510235), (35, 5977862), (55, 3804094), (70, 2988931), (77, 2717210), (110, 1902047), (154, 1358605), (163, 1283590), (326, 641795), (385, 543442), (770, 271721), (815, 256718), (1141, 183370), (1630, 128359), (1667, 125510), (1793, 116690), (2282, 91685), (3334, 62755), (3586, 58345), (5705, 36674), (8335, 25102), (8965, 23338), (11410, 18337), (11669, 17930), (12551, 16670)]