156645190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{8087}}^1$

素因数の和:8256

約数の個数: 32

約数和(自身を含む): 305726400

約数和(自身を除く): 149081210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 298, 745, 1490, 1937, 3874, 8087, 9685, 16174, 19370, 40435, 80870, 105131, 210262, 525655, 1051310, 1204963, 2409926, 6024815, 12049630, 15664519, 31329038, 78322595, 156645190]

約数ペア:

[(1, 156645190), (2, 78322595), (5, 31329038), (10, 15664519), (13, 12049630), (26, 6024815), (65, 2409926), (130, 1204963), (149, 1051310), (298, 525655), (745, 210262), (1490, 105131), (1937, 80870), (3874, 40435), (8087, 19370), (9685, 16174)]