81969400

素因数分解:

$2^3\times 5^2\times {\mathrm{233}}^1\times {\mathrm{1759}}^1$

素因数の和:2008

約数の個数: 48

約数和(自身を含む): 191505600

約数和(自身を除く): 109536200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 233, 466, 932, 1165, 1759, 1864, 2330, 3518, 4660, 5825, 7036, 8795, 9320, 11650, 14072, 17590, 23300, 35180, 43975, 46600, 70360, 87950, 175900, 351800, 409847, 819694, 1639388, 2049235, 3278776, 4098470, 8196940, 10246175, 16393880, 20492350, 40984700, 81969400]

約数ペア:

[(1, 81969400), (2, 40984700), (4, 20492350), (5, 16393880), (8, 10246175), (10, 8196940), (20, 4098470), (25, 3278776), (40, 2049235), (50, 1639388), (100, 819694), (200, 409847), (233, 351800), (466, 175900), (932, 87950), (1165, 70360), (1759, 46600), (1864, 43975), (2330, 35180), (3518, 23300), (4660, 17590), (5825, 14072), (7036, 11650), (8795, 9320)]