100728500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:522

約数の個数: 96

約数和(自身を含む): 242161920

約数和(自身を除く): 141433420

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 25, 38, 46, 50, 76, 92, 95, 100, 115, 125, 190, 230, 250, 380, 437, 460, 461, 475, 500, 575, 874, 922, 950, 1150, 1748, 1844, 1900, 2185, 2300, 2305, 2375, 2875, 4370, 4610, 4750, 5750, 8740, 8759, 9220, 9500, 10603, 10925, 11500, 11525, 17518, 21206, 21850, 23050, 35036, 42412, 43700, 43795, 46100, 53015, 54625, 57625, 87590, 106030, 109250, 115250, 175180, 201457, 212060, 218500, 218975, 230500, 265075, 402914, 437950, 530150, 805828, 875900, 1007285, 1060300, 1094875, 1325375, 2014570, 2189750, 2650750, 4029140, 4379500, 5036425, 5301500, 10072850, 20145700, 25182125, 50364250, 100728500]

約数ペア:

[(1, 100728500), (2, 50364250), (4, 25182125), (5, 20145700), (10, 10072850), (19, 5301500), (20, 5036425), (23, 4379500), (25, 4029140), (38, 2650750), (46, 2189750), (50, 2014570), (76, 1325375), (92, 1094875), (95, 1060300), (100, 1007285), (115, 875900), (125, 805828), (190, 530150), (230, 437950), (250, 402914), (380, 265075), (437, 230500), (460, 218975), (461, 218500), (475, 212060), (500, 201457), (575, 175180), (874, 115250), (922, 109250), (950, 106030), (1150, 87590), (1748, 57625), (1844, 54625), (1900, 53015), (2185, 46100), (2300, 43795), (2305, 43700), (2375, 42412), (2875, 35036), (4370, 23050), (4610, 21850), (4750, 21206), (5750, 17518), (8740, 11525), (8759, 11500), (9220, 10925), (9500, 10603)]