139159904

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{199}}^1$

素因数の和:304

約数の個数: 72

約数和(自身を含む): 303937200

約数和(自身を除く): 164777296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 199, 208, 328, 398, 416, 533, 656, 796, 1066, 1312, 1592, 1681, 2132, 2587, 3184, 3362, 4264, 5174, 6368, 6724, 8159, 8528, 10348, 13448, 16318, 17056, 20696, 21853, 26896, 32636, 41392, 43706, 53792, 65272, 82784, 87412, 106067, 130544, 174824, 212134, 261088, 334519, 349648, 424268, 669038, 699296, 848536, 1338076, 1697072, 2676152, 3394144, 4348747, 5352304, 8697494, 10704608, 17394988, 34789976, 69579952, 139159904]

約数ペア:

[(1, 139159904), (2, 69579952), (4, 34789976), (8, 17394988), (13, 10704608), (16, 8697494), (26, 5352304), (32, 4348747), (41, 3394144), (52, 2676152), (82, 1697072), (104, 1338076), (164, 848536), (199, 699296), (208, 669038), (328, 424268), (398, 349648), (416, 334519), (533, 261088), (656, 212134), (796, 174824), (1066, 130544), (1312, 106067), (1592, 87412), (1681, 82784), (2132, 65272), (2587, 53792), (3184, 43706), (3362, 41392), (4264, 32636), (5174, 26896), (6368, 21853), (6724, 20696), (8159, 17056), (8528, 16318), (10348, 13448)]