85902800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 221414400

約数和(自身を除く): 135511600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 89, 95, 100, 127, 152, 178, 190, 200, 254, 304, 356, 380, 400, 445, 475, 508, 635, 712, 760, 890, 950, 1016, 1270, 1424, 1520, 1691, 1780, 1900, 2032, 2225, 2413, 2540, 3175, 3382, 3560, 3800, 4450, 4826, 5080, 6350, 6764, 7120, 7600, 8455, 8900, 9652, 10160, 11303, 12065, 12700, 13528, 16910, 17800, 19304, 22606, 24130, 25400, 27056, 33820, 35600, 38608, 42275, 45212, 48260, 50800, 56515, 60325, 67640, 84550, 90424, 96520, 113030, 120650, 135280, 169100, 180848, 193040, 214757, 226060, 241300, 282575, 338200, 429514, 452120, 482600, 565150, 676400, 859028, 904240, 965200, 1073785, 1130300, 1718056, 2147570, 2260600, 3436112, 4295140, 4521200, 5368925, 8590280, 10737850, 17180560, 21475700, 42951400, 85902800]

約数ペア:

[(1, 85902800), (2, 42951400), (4, 21475700), (5, 17180560), (8, 10737850), (10, 8590280), (16, 5368925), (19, 4521200), (20, 4295140), (25, 3436112), (38, 2260600), (40, 2147570), (50, 1718056), (76, 1130300), (80, 1073785), (89, 965200), (95, 904240), (100, 859028), (127, 676400), (152, 565150), (178, 482600), (190, 452120), (200, 429514), (254, 338200), (304, 282575), (356, 241300), (380, 226060), (400, 214757), (445, 193040), (475, 180848), (508, 169100), (635, 135280), (712, 120650), (760, 113030), (890, 96520), (950, 90424), (1016, 84550), (1270, 67640), (1424, 60325), (1520, 56515), (1691, 50800), (1780, 48260), (1900, 45212), (2032, 42275), (2225, 38608), (2413, 35600), (2540, 33820), (3175, 27056), (3382, 25400), (3560, 24130), (3800, 22606), (4450, 19304), (4826, 17800), (5080, 16910), (6350, 13528), (6764, 12700), (7120, 12065), (7600, 11303), (8455, 10160), (8900, 9652)]