53815125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 117411840

約数和(自身を除く): 63596715

約数列:

[1, 3, 5, 7, 13, 15, 19, 21, 25, 35, 39, 57, 65, 75, 83, 91, 95, 105, 125, 133, 175, 195, 247, 249, 273, 285, 325, 375, 399, 415, 455, 475, 525, 581, 665, 741, 875, 975, 1079, 1235, 1245, 1365, 1425, 1577, 1625, 1729, 1743, 1995, 2075, 2275, 2375, 2625, 2905, 3237, 3325, 3705, 4731, 4875, 5187, 5395, 6175, 6225, 6825, 7125, 7553, 7885, 8645, 8715, 9975, 10375, 11039, 11375, 14525, 16185, 16625, 18525, 20501, 22659, 23655, 25935, 26975, 30875, 31125, 33117, 34125, 37765, 39425, 43225, 43575, 49875, 55195, 61503, 72625, 80925, 92625, 102505, 113295, 118275, 129675, 134875, 143507, 165585, 188825, 197125, 216125, 217875, 275975, 307515, 404625, 430521, 512525, 566475, 591375, 648375, 717535, 827925, 944125, 1379875, 1537575, 2152605, 2562625, 2832375, 3587675, 4139625, 7687875, 10763025, 17938375, 53815125]

約数ペア:

[(1, 53815125), (3, 17938375), (5, 10763025), (7, 7687875), (13, 4139625), (15, 3587675), (19, 2832375), (21, 2562625), (25, 2152605), (35, 1537575), (39, 1379875), (57, 944125), (65, 827925), (75, 717535), (83, 648375), (91, 591375), (95, 566475), (105, 512525), (125, 430521), (133, 404625), (175, 307515), (195, 275975), (247, 217875), (249, 216125), (273, 197125), (285, 188825), (325, 165585), (375, 143507), (399, 134875), (415, 129675), (455, 118275), (475, 113295), (525, 102505), (581, 92625), (665, 80925), (741, 72625), (875, 61503), (975, 55195), (1079, 49875), (1235, 43575), (1245, 43225), (1365, 39425), (1425, 37765), (1577, 34125), (1625, 33117), (1729, 31125), (1743, 30875), (1995, 26975), (2075, 25935), (2275, 23655), (2375, 22659), (2625, 20501), (2905, 18525), (3237, 16625), (3325, 16185), (3705, 14525), (4731, 11375), (4875, 11039), (5187, 10375), (5395, 9975), (6175, 8715), (6225, 8645), (6825, 7885), (7125, 7553)]