85649000

素因数分解:

$2^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2151

約数の個数: 64

約数和(自身を含む): 205405200

約数和(自身を除く): 119756200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 200, 205, 250, 328, 410, 500, 820, 1000, 1025, 1640, 2050, 2089, 4100, 4178, 5125, 8200, 8356, 10250, 10445, 16712, 20500, 20890, 41000, 41780, 52225, 83560, 85649, 104450, 171298, 208900, 261125, 342596, 417800, 428245, 522250, 685192, 856490, 1044500, 1712980, 2089000, 2141225, 3425960, 4282450, 8564900, 10706125, 17129800, 21412250, 42824500, 85649000]

約数ペア:

[(1, 85649000), (2, 42824500), (4, 21412250), (5, 17129800), (8, 10706125), (10, 8564900), (20, 4282450), (25, 3425960), (40, 2141225), (41, 2089000), (50, 1712980), (82, 1044500), (100, 856490), (125, 685192), (164, 522250), (200, 428245), (205, 417800), (250, 342596), (328, 261125), (410, 208900), (500, 171298), (820, 104450), (1000, 85649), (1025, 83560), (1640, 52225), (2050, 41780), (2089, 41000), (4100, 20890), (4178, 20500), (5125, 16712), (8200, 10445), (8356, 10250)]