64252475

素因数分解:

$5^2\times 7^3\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 95232000

約数和(自身を除く): 30979525

約数列:

[1, 5, 7, 25, 35, 49, 59, 127, 175, 245, 295, 343, 413, 635, 889, 1225, 1475, 1715, 2065, 2891, 3175, 4445, 6223, 7493, 8575, 10325, 14455, 20237, 22225, 31115, 37465, 43561, 52451, 72275, 101185, 155575, 187325, 217805, 262255, 367157, 505925, 1089025, 1311275, 1835785, 2570099, 9178925, 12850495, 64252475]

約数ペア:

[(1, 64252475), (5, 12850495), (7, 9178925), (25, 2570099), (35, 1835785), (49, 1311275), (59, 1089025), (127, 505925), (175, 367157), (245, 262255), (295, 217805), (343, 187325), (413, 155575), (635, 101185), (889, 72275), (1225, 52451), (1475, 43561), (1715, 37465), (2065, 31115), (2891, 22225), (3175, 20237), (4445, 14455), (6223, 10325), (7493, 8575)]