129020450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 281648640

約数和(自身を除く): 152628190

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 31, 38, 50, 62, 65, 95, 130, 155, 190, 247, 310, 325, 337, 403, 475, 494, 589, 650, 674, 775, 806, 950, 1178, 1235, 1550, 1685, 2015, 2470, 2945, 3370, 4030, 4381, 5890, 6175, 6403, 7657, 8425, 8762, 10075, 10447, 12350, 12806, 14725, 15314, 16850, 20150, 20894, 21905, 29450, 32015, 38285, 43810, 52235, 64030, 76570, 83239, 104470, 109525, 135811, 160075, 166478, 191425, 198493, 219050, 261175, 271622, 320150, 382850, 396986, 416195, 522350, 679055, 832390, 992465, 1358110, 1984930, 2080975, 2580409, 3395275, 4161950, 4962325, 5160818, 6790550, 9924650, 12902045, 25804090, 64510225, 129020450]

約数ペア:

[(1, 129020450), (2, 64510225), (5, 25804090), (10, 12902045), (13, 9924650), (19, 6790550), (25, 5160818), (26, 4962325), (31, 4161950), (38, 3395275), (50, 2580409), (62, 2080975), (65, 1984930), (95, 1358110), (130, 992465), (155, 832390), (190, 679055), (247, 522350), (310, 416195), (325, 396986), (337, 382850), (403, 320150), (475, 271622), (494, 261175), (589, 219050), (650, 198493), (674, 191425), (775, 166478), (806, 160075), (950, 135811), (1178, 109525), (1235, 104470), (1550, 83239), (1685, 76570), (2015, 64030), (2470, 52235), (2945, 43810), (3370, 38285), (4030, 32015), (4381, 29450), (5890, 21905), (6175, 20894), (6403, 20150), (7657, 16850), (8425, 15314), (8762, 14725), (10075, 12806), (10447, 12350)]