71130620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11149}}^1$

素因数の和:11198

約数の個数: 48

約数和(自身を含む): 168588000

約数和(自身を除く): 97457380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 11149, 22298, 44596, 55745, 111490, 122639, 222980, 245278, 323321, 490556, 613195, 646642, 1226390, 1293284, 1616605, 2452780, 3233210, 3556531, 6466420, 7113062, 14226124, 17782655, 35565310, 71130620]

約数ペア:

[(1, 71130620), (2, 35565310), (4, 17782655), (5, 14226124), (10, 7113062), (11, 6466420), (20, 3556531), (22, 3233210), (29, 2452780), (44, 1616605), (55, 1293284), (58, 1226390), (110, 646642), (116, 613195), (145, 490556), (220, 323321), (290, 245278), (319, 222980), (580, 122639), (638, 111490), (1276, 55745), (1595, 44596), (3190, 22298), (6380, 11149)]