122580400

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^2$

素因数の和:291

約数の個数: 90

約数和(自身を含む): 312459540

約数和(自身を除く): 189879140

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 127, 152, 190, 200, 254, 304, 380, 400, 475, 508, 635, 760, 950, 1016, 1270, 1520, 1900, 2032, 2413, 2540, 3175, 3800, 4826, 5080, 6350, 7600, 9652, 10160, 12065, 12700, 16129, 19304, 24130, 25400, 32258, 38608, 48260, 50800, 60325, 64516, 80645, 96520, 120650, 129032, 161290, 193040, 241300, 258064, 306451, 322580, 403225, 482600, 612902, 645160, 806450, 965200, 1225804, 1290320, 1532255, 1612900, 2451608, 3064510, 3225800, 4903216, 6129020, 6451600, 7661275, 12258040, 15322550, 24516080, 30645100, 61290200, 122580400]

約数ペア:

[(1, 122580400), (2, 61290200), (4, 30645100), (5, 24516080), (8, 15322550), (10, 12258040), (16, 7661275), (19, 6451600), (20, 6129020), (25, 4903216), (38, 3225800), (40, 3064510), (50, 2451608), (76, 1612900), (80, 1532255), (95, 1290320), (100, 1225804), (127, 965200), (152, 806450), (190, 645160), (200, 612902), (254, 482600), (304, 403225), (380, 322580), (400, 306451), (475, 258064), (508, 241300), (635, 193040), (760, 161290), (950, 129032), (1016, 120650), (1270, 96520), (1520, 80645), (1900, 64516), (2032, 60325), (2413, 50800), (2540, 48260), (3175, 38608), (3800, 32258), (4826, 25400), (5080, 24130), (6350, 19304), (7600, 16129), (9652, 12700), (10160, 12065)]