40392650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 78845400

約数和(自身を除く): 38452750

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 145, 178, 290, 313, 445, 626, 725, 890, 1450, 1565, 2225, 2581, 3130, 4450, 5162, 7825, 9077, 12905, 15650, 18154, 25810, 27857, 45385, 55714, 64525, 90770, 129050, 139285, 226925, 278570, 453850, 696425, 807853, 1392850, 1615706, 4039265, 8078530, 20196325, 40392650]

約数ペア:

[(1, 40392650), (2, 20196325), (5, 8078530), (10, 4039265), (25, 1615706), (29, 1392850), (50, 807853), (58, 696425), (89, 453850), (145, 278570), (178, 226925), (290, 139285), (313, 129050), (445, 90770), (626, 64525), (725, 55714), (890, 45385), (1450, 27857), (1565, 25810), (2225, 18154), (2581, 15650), (3130, 12905), (4450, 9077), (5162, 7825)]