86731025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 122135040

約数和(自身を除く): 35404015

約数列:

[1, 5, 17, 25, 29, 31, 85, 145, 155, 227, 425, 493, 527, 725, 775, 899, 1135, 2465, 2635, 3859, 4495, 5675, 6583, 7037, 12325, 13175, 15283, 19295, 22475, 32915, 35185, 76415, 96475, 111911, 119629, 164575, 175925, 204073, 382075, 559555, 598145, 1020365, 2797775, 2990725, 3469241, 5101825, 17346205, 86731025]

約数ペア:

[(1, 86731025), (5, 17346205), (17, 5101825), (25, 3469241), (29, 2990725), (31, 2797775), (85, 1020365), (145, 598145), (155, 559555), (227, 382075), (425, 204073), (493, 175925), (527, 164575), (725, 119629), (775, 111911), (899, 96475), (1135, 76415), (2465, 35185), (2635, 32915), (3859, 22475), (4495, 19295), (5675, 15283), (6583, 13175), (7037, 12325)]