86883100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{21191}}^1$

素因数の和:21246

約数の個数: 36

約数和(自身を含む): 193143888

約数和(自身を除く): 106260788

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 21191, 42382, 84764, 105955, 211910, 423820, 529775, 868831, 1059550, 1737662, 2119100, 3475324, 4344155, 8688310, 17376620, 21720775, 43441550, 86883100]

約数ペア:

[(1, 86883100), (2, 43441550), (4, 21720775), (5, 17376620), (10, 8688310), (20, 4344155), (25, 3475324), (41, 2119100), (50, 1737662), (82, 1059550), (100, 868831), (164, 529775), (205, 423820), (410, 211910), (820, 105955), (1025, 84764), (2050, 42382), (4100, 21191)]