18395610350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{71287}}^1$

素因数の和:71709

約数の個数: 48

約数和(自身を含む): 36941156448

約数和(自身を除く): 18545546098

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 397, 650, 794, 1985, 3970, 5161, 9925, 10322, 19850, 25805, 51610, 71287, 129025, 142574, 258050, 356435, 712870, 926731, 1782175, 1853462, 3564350, 4633655, 9267310, 23168275, 28300939, 46336550, 56601878, 141504695, 283009390, 367912207, 707523475, 735824414, 1415046950, 1839561035, 3679122070, 9197805175, 18395610350]

約数ペア:

[(1, 18395610350), (2, 9197805175), (5, 3679122070), (10, 1839561035), (13, 1415046950), (25, 735824414), (26, 707523475), (50, 367912207), (65, 283009390), (130, 141504695), (325, 56601878), (397, 46336550), (650, 28300939), (794, 23168275), (1985, 9267310), (3970, 4633655), (5161, 3564350), (9925, 1853462), (10322, 1782175), (19850, 926731), (25805, 712870), (51610, 356435), (71287, 258050), (129025, 142574)]