20068278325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1\times {\mathrm{751}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 26536515840

約数和(自身を除く): 6468237515

約数列:

[1, 5, 19, 25, 95, 101, 475, 505, 557, 751, 1919, 2525, 2785, 3755, 9595, 10583, 13925, 14269, 18775, 47975, 52915, 56257, 71345, 75851, 264575, 281285, 356725, 379255, 418307, 1068883, 1406425, 1441169, 1896275, 2091535, 5344415, 7205845, 7947833, 10457675, 26722075, 36029225, 39739165, 42249007, 198695825, 211245035, 802731133, 1056225175, 4013655665, 20068278325]

約数ペア:

[(1, 20068278325), (5, 4013655665), (19, 1056225175), (25, 802731133), (95, 211245035), (101, 198695825), (475, 42249007), (505, 39739165), (557, 36029225), (751, 26722075), (1919, 10457675), (2525, 7947833), (2785, 7205845), (3755, 5344415), (9595, 2091535), (10583, 1896275), (13925, 1441169), (14269, 1406425), (18775, 1068883), (47975, 418307), (52915, 379255), (56257, 356725), (71345, 281285), (75851, 264575)]