13661000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:759

約数の個数: 64

約数和(自身を含む): 33696000

約数和(自身を除く): 20035000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 719, 760, 950, 1000, 1438, 1900, 2375, 2876, 3595, 3800, 4750, 5752, 7190, 9500, 13661, 14380, 17975, 19000, 27322, 28760, 35950, 54644, 68305, 71900, 89875, 109288, 136610, 143800, 179750, 273220, 341525, 359500, 546440, 683050, 719000, 1366100, 1707625, 2732200, 3415250, 6830500, 13661000]

約数ペア:

[(1, 13661000), (2, 6830500), (4, 3415250), (5, 2732200), (8, 1707625), (10, 1366100), (19, 719000), (20, 683050), (25, 546440), (38, 359500), (40, 341525), (50, 273220), (76, 179750), (95, 143800), (100, 136610), (125, 109288), (152, 89875), (190, 71900), (200, 68305), (250, 54644), (380, 35950), (475, 28760), (500, 27322), (719, 19000), (760, 17975), (950, 14380), (1000, 13661), (1438, 9500), (1900, 7190), (2375, 5752), (2876, 4750), (3595, 3800)]