85291475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 119873280

約数和(自身を除く): 34581805

約数列:

[1, 5, 19, 23, 25, 37, 95, 115, 185, 211, 437, 475, 575, 703, 851, 925, 1055, 2185, 3515, 4009, 4255, 4853, 5275, 7807, 10925, 16169, 17575, 20045, 21275, 24265, 39035, 80845, 92207, 100225, 121325, 148333, 179561, 195175, 404225, 461035, 741665, 897805, 2305175, 3411659, 3708325, 4489025, 17058295, 85291475]

約数ペア:

[(1, 85291475), (5, 17058295), (19, 4489025), (23, 3708325), (25, 3411659), (37, 2305175), (95, 897805), (115, 741665), (185, 461035), (211, 404225), (437, 195175), (475, 179561), (575, 148333), (703, 121325), (851, 100225), (925, 92207), (1055, 80845), (2185, 39035), (3515, 24265), (4009, 21275), (4255, 20045), (4853, 17575), (5275, 16169), (7807, 10925)]