2867778875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103811}}^1$

素因数の和:103856

約数の個数: 32

約数和(自身を含む): 4081057344

約数和(自身を除く): 1213278469

約数列:

[1, 5, 13, 17, 25, 65, 85, 125, 221, 325, 425, 1105, 1625, 2125, 5525, 27625, 103811, 519055, 1349543, 1764787, 2595275, 6747715, 8823935, 12976375, 22942231, 33738575, 44119675, 114711155, 168692875, 220598375, 573555775, 2867778875]

約数ペア:

[(1, 2867778875), (5, 573555775), (13, 220598375), (17, 168692875), (25, 114711155), (65, 44119675), (85, 33738575), (125, 22942231), (221, 12976375), (325, 8823935), (425, 6747715), (1105, 2595275), (1625, 1764787), (2125, 1349543), (5525, 519055), (27625, 103811)]