84340025

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{569}}^1$

素因数の和:615

約数の個数: 54

約数和(自身を含む): 133956270

約数和(自身を除く): 49616245

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 121, 175, 245, 275, 385, 539, 569, 605, 847, 1225, 1925, 2695, 2845, 3025, 3983, 4235, 5929, 6259, 13475, 14225, 19915, 21175, 27881, 29645, 31295, 43813, 68849, 99575, 139405, 148225, 156475, 219065, 306691, 344245, 481943, 697025, 1095325, 1533455, 1721225, 2409715, 3373601, 7667275, 12048575, 16868005, 84340025]

約数ペア:

[(1, 84340025), (5, 16868005), (7, 12048575), (11, 7667275), (25, 3373601), (35, 2409715), (49, 1721225), (55, 1533455), (77, 1095325), (121, 697025), (175, 481943), (245, 344245), (275, 306691), (385, 219065), (539, 156475), (569, 148225), (605, 139405), (847, 99575), (1225, 68849), (1925, 43813), (2695, 31295), (2845, 29645), (3025, 27881), (3983, 21175), (4235, 19915), (5929, 14225), (6259, 13475)]