64097872465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{256643}}^1$

素因数の和:256917

約数の個数: 32

約数和(自身を含む): 88696166400

約数和(自身を除く): 24598293935

約数列:

[1, 5, 11, 19, 55, 95, 209, 239, 1045, 1195, 2629, 4541, 13145, 22705, 49951, 249755, 256643, 1283215, 2823073, 4876217, 14115365, 24381085, 53638387, 61337677, 268191935, 306688385, 674714447, 1165415863, 3373572235, 5827079315, 12819574493, 64097872465]

約数ペア:

[(1, 64097872465), (5, 12819574493), (11, 5827079315), (19, 3373572235), (55, 1165415863), (95, 674714447), (209, 306688385), (239, 268191935), (1045, 61337677), (1195, 53638387), (2629, 24381085), (4541, 14115365), (13145, 4876217), (22705, 2823073), (49951, 1283215), (249755, 256643)]