61128375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 132986880

約数和(自身を除く): 71858505

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 29, 33, 35, 55, 73, 75, 77, 87, 105, 125, 145, 165, 175, 203, 219, 231, 275, 319, 365, 375, 385, 435, 511, 525, 609, 725, 803, 825, 875, 957, 1015, 1095, 1155, 1375, 1533, 1595, 1825, 1925, 2117, 2175, 2233, 2409, 2555, 2625, 3045, 3625, 4015, 4125, 4785, 5075, 5475, 5621, 5775, 6351, 6699, 7665, 7975, 9125, 9625, 10585, 10875, 11165, 12045, 12775, 14819, 15225, 16863, 20075, 23287, 23925, 25375, 27375, 28105, 28875, 31755, 33495, 38325, 39875, 44457, 52925, 55825, 60225, 63875, 69861, 74095, 76125, 84315, 100375, 116435, 119625, 140525, 158775, 163009, 167475, 191625, 222285, 264625, 279125, 301125, 349305, 370475, 421575, 489027, 582175, 702625, 793875, 815045, 837375, 1111425, 1746525, 1852375, 2107875, 2445135, 2910875, 4075225, 5557125, 8732625, 12225675, 20376125, 61128375]

約数ペア:

[(1, 61128375), (3, 20376125), (5, 12225675), (7, 8732625), (11, 5557125), (15, 4075225), (21, 2910875), (25, 2445135), (29, 2107875), (33, 1852375), (35, 1746525), (55, 1111425), (73, 837375), (75, 815045), (77, 793875), (87, 702625), (105, 582175), (125, 489027), (145, 421575), (165, 370475), (175, 349305), (203, 301125), (219, 279125), (231, 264625), (275, 222285), (319, 191625), (365, 167475), (375, 163009), (385, 158775), (435, 140525), (511, 119625), (525, 116435), (609, 100375), (725, 84315), (803, 76125), (825, 74095), (875, 69861), (957, 63875), (1015, 60225), (1095, 55825), (1155, 52925), (1375, 44457), (1533, 39875), (1595, 38325), (1825, 33495), (1925, 31755), (2117, 28875), (2175, 28105), (2233, 27375), (2409, 25375), (2555, 23925), (2625, 23287), (3045, 20075), (3625, 16863), (4015, 15225), (4125, 14819), (4785, 12775), (5075, 12045), (5475, 11165), (5621, 10875), (5775, 10585), (6351, 9625), (6699, 9125), (7665, 7975)]