9420650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 18581400

約数和(自身を除く): 9160750

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 73, 89, 145, 146, 178, 290, 365, 445, 725, 730, 890, 1450, 1825, 2117, 2225, 2581, 3650, 4234, 4450, 5162, 6497, 10585, 12905, 12994, 21170, 25810, 32485, 52925, 64525, 64970, 105850, 129050, 162425, 188413, 324850, 376826, 942065, 1884130, 4710325, 9420650]

約数ペア:

[(1, 9420650), (2, 4710325), (5, 1884130), (10, 942065), (25, 376826), (29, 324850), (50, 188413), (58, 162425), (73, 129050), (89, 105850), (145, 64970), (146, 64525), (178, 52925), (290, 32485), (365, 25810), (445, 21170), (725, 12994), (730, 12905), (890, 10585), (1450, 6497), (1825, 5162), (2117, 4450), (2225, 4234), (2581, 3650)]