826623850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1\times {\mathrm{1549}}^1$

素因数の和:2395

約数の個数: 48

約数和(自身を含む): 1658878200

約数和(自身を除く): 832254350

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 821, 1549, 1642, 3098, 4105, 7745, 8210, 10673, 15490, 20137, 20525, 21346, 38725, 40274, 41050, 53365, 77450, 100685, 106730, 201370, 266825, 503425, 533650, 1006850, 1271729, 2543458, 6358645, 12717290, 16532477, 31793225, 33064954, 63586450, 82662385, 165324770, 413311925, 826623850]

約数ペア:

[(1, 826623850), (2, 413311925), (5, 165324770), (10, 82662385), (13, 63586450), (25, 33064954), (26, 31793225), (50, 16532477), (65, 12717290), (130, 6358645), (325, 2543458), (650, 1271729), (821, 1006850), (1549, 533650), (1642, 503425), (3098, 266825), (4105, 201370), (7745, 106730), (8210, 100685), (10673, 77450), (15490, 53365), (20137, 41050), (20525, 40274), (21346, 38725)]