79587440

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{9127}}^1$

素因数の和:9249

約数の個数: 40

約数和(自身を含む): 186758880

約数和(自身を除く): 107171440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 9127, 18254, 36508, 45635, 73016, 91270, 146032, 182540, 365080, 730160, 994843, 1989686, 3979372, 4974215, 7958744, 9948430, 15917488, 19896860, 39793720, 79587440]

約数ペア:

[(1, 79587440), (2, 39793720), (4, 19896860), (5, 15917488), (8, 9948430), (10, 7958744), (16, 4974215), (20, 3979372), (40, 1989686), (80, 994843), (109, 730160), (218, 365080), (436, 182540), (545, 146032), (872, 91270), (1090, 73016), (1744, 45635), (2180, 36508), (4360, 18254), (8720, 9127)]