78843800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 211296000

約数和(自身を除く): 132452200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 199, 200, 280, 283, 350, 398, 566, 700, 796, 995, 1132, 1393, 1400, 1415, 1592, 1981, 1990, 2264, 2786, 2830, 3962, 3980, 4975, 5572, 5660, 6965, 7075, 7924, 7960, 9905, 9950, 11144, 11320, 13930, 14150, 15848, 19810, 19900, 27860, 28300, 34825, 39620, 39800, 49525, 55720, 56317, 56600, 69650, 79240, 99050, 112634, 139300, 198100, 225268, 278600, 281585, 394219, 396200, 450536, 563170, 788438, 1126340, 1407925, 1576876, 1971095, 2252680, 2815850, 3153752, 3942190, 5631700, 7884380, 9855475, 11263400, 15768760, 19710950, 39421900, 78843800]

約数ペア:

[(1, 78843800), (2, 39421900), (4, 19710950), (5, 15768760), (7, 11263400), (8, 9855475), (10, 7884380), (14, 5631700), (20, 3942190), (25, 3153752), (28, 2815850), (35, 2252680), (40, 1971095), (50, 1576876), (56, 1407925), (70, 1126340), (100, 788438), (140, 563170), (175, 450536), (199, 396200), (200, 394219), (280, 281585), (283, 278600), (350, 225268), (398, 198100), (566, 139300), (700, 112634), (796, 99050), (995, 79240), (1132, 69650), (1393, 56600), (1400, 56317), (1415, 55720), (1592, 49525), (1981, 39800), (1990, 39620), (2264, 34825), (2786, 28300), (2830, 27860), (3962, 19900), (3980, 19810), (4975, 15848), (5572, 14150), (5660, 13930), (6965, 11320), (7075, 11144), (7924, 9950), (7960, 9905)]