80725150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{1213}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 165288528

約数和(自身を除く): 84563378

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 1213, 1331, 2426, 2662, 3025, 6050, 6065, 6655, 12130, 13310, 13343, 26686, 30325, 33275, 60650, 66550, 66715, 133430, 146773, 293546, 333575, 667150, 733865, 1467730, 1614503, 3229006, 3669325, 7338650, 8072515, 16145030, 40362575, 80725150]

約数ペア:

[(1, 80725150), (2, 40362575), (5, 16145030), (10, 8072515), (11, 7338650), (22, 3669325), (25, 3229006), (50, 1614503), (55, 1467730), (110, 733865), (121, 667150), (242, 333575), (275, 293546), (550, 146773), (605, 133430), (1210, 66715), (1213, 66550), (1331, 60650), (2426, 33275), (2662, 30325), (3025, 26686), (6050, 13343), (6065, 13310), (6655, 12130)]