85913960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{195259}}^1$

素因数の和:195281

約数の個数: 32

約数和(自身を含む): 210880800

約数和(自身を除く): 124966840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 195259, 390518, 781036, 976295, 1562072, 1952590, 2147849, 3905180, 4295698, 7810360, 8591396, 10739245, 17182792, 21478490, 42956980, 85913960]

約数ペア:

[(1, 85913960), (2, 42956980), (4, 21478490), (5, 17182792), (8, 10739245), (10, 8591396), (11, 7810360), (20, 4295698), (22, 3905180), (40, 2147849), (44, 1952590), (55, 1562072), (88, 976295), (110, 781036), (220, 390518), (440, 195259)]