78540825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 151990272

約数和(自身を除く): 73449447

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 37, 55, 75, 83, 93, 111, 155, 165, 185, 249, 275, 341, 407, 415, 465, 555, 775, 825, 913, 925, 1023, 1147, 1221, 1245, 1705, 2035, 2075, 2325, 2573, 2739, 2775, 3071, 3441, 4565, 5115, 5735, 6105, 6225, 7719, 8525, 9213, 10175, 12617, 12865, 13695, 15355, 17205, 22825, 25575, 28303, 28675, 30525, 33781, 37851, 38595, 46065, 63085, 64325, 68475, 76775, 84909, 86025, 95201, 101343, 141515, 168905, 189255, 192975, 230325, 285603, 315425, 424545, 476005, 506715, 707575, 844525, 946275, 1047211, 1428015, 2122725, 2380025, 2533575, 3141633, 5236055, 7140075, 15708165, 26180275, 78540825]

約数ペア:

[(1, 78540825), (3, 26180275), (5, 15708165), (11, 7140075), (15, 5236055), (25, 3141633), (31, 2533575), (33, 2380025), (37, 2122725), (55, 1428015), (75, 1047211), (83, 946275), (93, 844525), (111, 707575), (155, 506715), (165, 476005), (185, 424545), (249, 315425), (275, 285603), (341, 230325), (407, 192975), (415, 189255), (465, 168905), (555, 141515), (775, 101343), (825, 95201), (913, 86025), (925, 84909), (1023, 76775), (1147, 68475), (1221, 64325), (1245, 63085), (1705, 46065), (2035, 38595), (2075, 37851), (2325, 33781), (2573, 30525), (2739, 28675), (2775, 28303), (3071, 25575), (3441, 22825), (4565, 17205), (5115, 15355), (5735, 13695), (6105, 12865), (6225, 12617), (7719, 10175), (8525, 9213)]