68977805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 101122560

約数和(自身を除く): 32144755

約数列:

[1, 5, 13, 23, 29, 37, 43, 65, 115, 145, 185, 215, 299, 377, 481, 559, 667, 851, 989, 1073, 1247, 1495, 1591, 1885, 2405, 2795, 3335, 4255, 4945, 5365, 6235, 7955, 8671, 11063, 12857, 13949, 16211, 20683, 24679, 28681, 36593, 43355, 46139, 55315, 64285, 69745, 81055, 103415, 123395, 143405, 182965, 230695, 320827, 372853, 475709, 599807, 1061197, 1604135, 1864265, 2378545, 2999035, 5305985, 13795561, 68977805]

約数ペア:

[(1, 68977805), (5, 13795561), (13, 5305985), (23, 2999035), (29, 2378545), (37, 1864265), (43, 1604135), (65, 1061197), (115, 599807), (145, 475709), (185, 372853), (215, 320827), (299, 230695), (377, 182965), (481, 143405), (559, 123395), (667, 103415), (851, 81055), (989, 69745), (1073, 64285), (1247, 55315), (1495, 46139), (1591, 43355), (1885, 36593), (2405, 28681), (2795, 24679), (3335, 20683), (4255, 16211), (4945, 13949), (5365, 12857), (6235, 11063), (7955, 8671)]