2045012275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{1697}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 2779286400

約数和(自身を除く): 734274125

約数列:

[1, 5, 19, 25, 43, 59, 95, 215, 295, 475, 817, 1075, 1121, 1475, 1697, 2537, 4085, 5605, 8485, 12685, 20425, 28025, 32243, 42425, 48203, 63425, 72971, 100123, 161215, 241015, 364855, 500615, 806075, 1205075, 1386449, 1824275, 1902337, 2503075, 4305289, 6932245, 9511685, 21526445, 34661225, 47558425, 81800491, 107632225, 409002455, 2045012275]

約数ペア:

[(1, 2045012275), (5, 409002455), (19, 107632225), (25, 81800491), (43, 47558425), (59, 34661225), (95, 21526445), (215, 9511685), (295, 6932245), (475, 4305289), (817, 2503075), (1075, 1902337), (1121, 1824275), (1475, 1386449), (1697, 1205075), (2537, 806075), (4085, 500615), (5605, 364855), (8485, 241015), (12685, 161215), (20425, 100123), (28025, 72971), (32243, 63425), (42425, 48203)]