2085686525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 3045820680

約数和(自身を除く): 960134155

約数列:

[1, 5, 13, 19, 25, 29, 65, 95, 145, 247, 325, 361, 377, 475, 551, 613, 725, 1235, 1805, 1885, 2755, 3065, 4693, 6175, 7163, 7969, 9025, 9425, 10469, 11647, 13775, 15325, 17777, 23465, 35815, 39845, 52345, 58235, 88885, 117325, 136097, 151411, 179075, 199225, 221293, 231101, 261725, 291175, 337763, 444425, 680485, 757055, 1106465, 1155505, 1688815, 2876809, 3402425, 3785275, 4390919, 5532325, 5777525, 6417497, 8444075, 14384045, 21954595, 32087485, 71920225, 83427461, 109772975, 160437425, 417137305, 2085686525]

約数ペア:

[(1, 2085686525), (5, 417137305), (13, 160437425), (19, 109772975), (25, 83427461), (29, 71920225), (65, 32087485), (95, 21954595), (145, 14384045), (247, 8444075), (325, 6417497), (361, 5777525), (377, 5532325), (475, 4390919), (551, 3785275), (613, 3402425), (725, 2876809), (1235, 1688815), (1805, 1155505), (1885, 1106465), (2755, 757055), (3065, 680485), (4693, 444425), (6175, 337763), (7163, 291175), (7969, 261725), (9025, 231101), (9425, 221293), (10469, 199225), (11647, 179075), (13775, 151411), (15325, 136097), (17777, 117325), (23465, 88885), (35815, 58235), (39845, 52345)]