71541225

素因数分解:

$3^4\times 5^2\times 7^3\times {\mathrm{103}}^1$

素因数の和:146

約数の個数: 120

約数和(自身を含む): 156041600

約数和(自身を除く): 84500375

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 81, 103, 105, 135, 147, 175, 189, 225, 245, 309, 315, 343, 405, 441, 515, 525, 567, 675, 721, 735, 927, 945, 1029, 1225, 1323, 1545, 1575, 1715, 2025, 2163, 2205, 2575, 2781, 2835, 3087, 3605, 3675, 3969, 4635, 4725, 5047, 5145, 6489, 6615, 7725, 8343, 8575, 9261, 10815, 11025, 13905, 14175, 15141, 15435, 18025, 19467, 19845, 23175, 25235, 25725, 27783, 32445, 33075, 35329, 41715, 45423, 46305, 54075, 58401, 69525, 75705, 77175, 97335, 99225, 105987, 126175, 136269, 138915, 162225, 176645, 208575, 227115, 231525, 292005, 317961, 378525, 408807, 486675, 529935, 681345, 694575, 883225, 953883, 1135575, 1460025, 1589805, 2044035, 2649675, 2861649, 3406725, 4769415, 7949025, 10220175, 14308245, 23847075, 71541225]

約数ペア:

[(1, 71541225), (3, 23847075), (5, 14308245), (7, 10220175), (9, 7949025), (15, 4769415), (21, 3406725), (25, 2861649), (27, 2649675), (35, 2044035), (45, 1589805), (49, 1460025), (63, 1135575), (75, 953883), (81, 883225), (103, 694575), (105, 681345), (135, 529935), (147, 486675), (175, 408807), (189, 378525), (225, 317961), (245, 292005), (309, 231525), (315, 227115), (343, 208575), (405, 176645), (441, 162225), (515, 138915), (525, 136269), (567, 126175), (675, 105987), (721, 99225), (735, 97335), (927, 77175), (945, 75705), (1029, 69525), (1225, 58401), (1323, 54075), (1545, 46305), (1575, 45423), (1715, 41715), (2025, 35329), (2163, 33075), (2205, 32445), (2575, 27783), (2781, 25725), (2835, 25235), (3087, 23175), (3605, 19845), (3675, 19467), (3969, 18025), (4635, 15435), (4725, 15141), (5047, 14175), (5145, 13905), (6489, 11025), (6615, 10815), (7725, 9261), (8343, 8575)]