21922550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1163}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 45465840

約数和(自身を除く): 23543290

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1163, 1450, 1885, 2326, 3770, 5815, 9425, 11630, 15119, 18850, 29075, 30238, 33727, 58150, 67454, 75595, 151190, 168635, 337270, 377975, 438451, 755950, 843175, 876902, 1686350, 2192255, 4384510, 10961275, 21922550]

約数ペア:

[(1, 21922550), (2, 10961275), (5, 4384510), (10, 2192255), (13, 1686350), (25, 876902), (26, 843175), (29, 755950), (50, 438451), (58, 377975), (65, 337270), (130, 168635), (145, 151190), (290, 75595), (325, 67454), (377, 58150), (650, 33727), (725, 30238), (754, 29075), (1163, 18850), (1450, 15119), (1885, 11630), (2326, 9425), (3770, 5815)]