49728185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 73543680

約数和(自身を除く): 23815495

約数列:

[1, 5, 13, 23, 29, 31, 37, 65, 115, 145, 155, 185, 299, 377, 403, 481, 667, 713, 851, 899, 1073, 1147, 1495, 1885, 2015, 2405, 3335, 3565, 4255, 4495, 5365, 5735, 8671, 9269, 11063, 11687, 13949, 14911, 20677, 24679, 26381, 33263, 43355, 46345, 55315, 58435, 69745, 74555, 103385, 123395, 131905, 166315, 268801, 320827, 342953, 432419, 765049, 1344005, 1604135, 1714765, 2162095, 3825245, 9945637, 49728185]

約数ペア:

[(1, 49728185), (5, 9945637), (13, 3825245), (23, 2162095), (29, 1714765), (31, 1604135), (37, 1344005), (65, 765049), (115, 432419), (145, 342953), (155, 320827), (185, 268801), (299, 166315), (377, 131905), (403, 123395), (481, 103385), (667, 74555), (713, 69745), (851, 58435), (899, 55315), (1073, 46345), (1147, 43355), (1495, 33263), (1885, 26381), (2015, 24679), (2405, 20677), (3335, 14911), (3565, 13949), (4255, 11687), (4495, 11063), (5365, 9269), (5735, 8671)]