137634050

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 261847080

約数和(自身を除く): 124213030

約数列:

[1, 2, 5, 10, 25, 50, 89, 157, 178, 197, 314, 394, 445, 785, 890, 985, 1570, 1970, 2225, 3925, 4450, 4925, 7850, 9850, 13973, 17533, 27946, 30929, 35066, 61858, 69865, 87665, 139730, 154645, 175330, 309290, 349325, 438325, 698650, 773225, 876650, 1546450, 2752681, 5505362, 13763405, 27526810, 68817025, 137634050]

約数ペア:

[(1, 137634050), (2, 68817025), (5, 27526810), (10, 13763405), (25, 5505362), (50, 2752681), (89, 1546450), (157, 876650), (178, 773225), (197, 698650), (314, 438325), (394, 349325), (445, 309290), (785, 175330), (890, 154645), (985, 139730), (1570, 87665), (1970, 69865), (2225, 61858), (3925, 35066), (4450, 30929), (4925, 27946), (7850, 17533), (9850, 13973)]