50745380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{977}}^1$

素因数の和:1053

約数の個数: 72

約数和(自身を含む): 126431928

約数和(自身を除く): 75686548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 977, 980, 1060, 1484, 1855, 1954, 2597, 3710, 3908, 4885, 5194, 6839, 7420, 9770, 10388, 12985, 13678, 19540, 25970, 27356, 34195, 47873, 51781, 51940, 68390, 95746, 103562, 136780, 191492, 207124, 239365, 258905, 362467, 478730, 517810, 724934, 957460, 1035620, 1449868, 1812335, 2537269, 3624670, 5074538, 7249340, 10149076, 12686345, 25372690, 50745380]

約数ペア:

[(1, 50745380), (2, 25372690), (4, 12686345), (5, 10149076), (7, 7249340), (10, 5074538), (14, 3624670), (20, 2537269), (28, 1812335), (35, 1449868), (49, 1035620), (53, 957460), (70, 724934), (98, 517810), (106, 478730), (140, 362467), (196, 258905), (212, 239365), (245, 207124), (265, 191492), (371, 136780), (490, 103562), (530, 95746), (742, 68390), (977, 51940), (980, 51781), (1060, 47873), (1484, 34195), (1855, 27356), (1954, 25970), (2597, 19540), (3710, 13678), (3908, 12985), (4885, 10388), (5194, 9770), (6839, 7420)]