855138625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 1207664640

約数和(自身を除く): 352526015

約数列:

[1, 5, 11, 25, 55, 59, 83, 125, 127, 275, 295, 415, 635, 649, 913, 1375, 1397, 1475, 2075, 3175, 3245, 4565, 4897, 6985, 7375, 7493, 10375, 10541, 15875, 16225, 22825, 24485, 34925, 37465, 52705, 53867, 81125, 82423, 114125, 115951, 122425, 174625, 187325, 263525, 269335, 412115, 579755, 612125, 621919, 936625, 1317625, 1346675, 2060575, 2898775, 3109595, 6733375, 6841109, 10302875, 14493875, 15547975, 34205545, 77739875, 171027725, 855138625]

約数ペア:

[(1, 855138625), (5, 171027725), (11, 77739875), (25, 34205545), (55, 15547975), (59, 14493875), (83, 10302875), (125, 6841109), (127, 6733375), (275, 3109595), (295, 2898775), (415, 2060575), (635, 1346675), (649, 1317625), (913, 936625), (1375, 621919), (1397, 612125), (1475, 579755), (2075, 412115), (3175, 269335), (3245, 263525), (4565, 187325), (4897, 174625), (6985, 122425), (7375, 115951), (7493, 114125), (10375, 82423), (10541, 81125), (15875, 53867), (16225, 52705), (22825, 37465), (24485, 34925)]