28564000

素因数分解:

$2^5\times 5^3\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 72452016

約数和(自身を除く): 43888016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 125, 148, 160, 185, 193, 200, 250, 296, 370, 386, 400, 500, 592, 740, 772, 800, 925, 965, 1000, 1184, 1480, 1544, 1850, 1930, 2000, 2960, 3088, 3700, 3860, 4000, 4625, 4825, 5920, 6176, 7141, 7400, 7720, 9250, 9650, 14282, 14800, 15440, 18500, 19300, 24125, 28564, 29600, 30880, 35705, 37000, 38600, 48250, 57128, 71410, 74000, 77200, 96500, 114256, 142820, 148000, 154400, 178525, 193000, 228512, 285640, 357050, 386000, 571280, 714100, 772000, 892625, 1142560, 1428200, 1785250, 2856400, 3570500, 5712800, 7141000, 14282000, 28564000]

約数ペア:

[(1, 28564000), (2, 14282000), (4, 7141000), (5, 5712800), (8, 3570500), (10, 2856400), (16, 1785250), (20, 1428200), (25, 1142560), (32, 892625), (37, 772000), (40, 714100), (50, 571280), (74, 386000), (80, 357050), (100, 285640), (125, 228512), (148, 193000), (160, 178525), (185, 154400), (193, 148000), (200, 142820), (250, 114256), (296, 96500), (370, 77200), (386, 74000), (400, 71410), (500, 57128), (592, 48250), (740, 38600), (772, 37000), (800, 35705), (925, 30880), (965, 29600), (1000, 28564), (1184, 24125), (1480, 19300), (1544, 18500), (1850, 15440), (1930, 14800), (2000, 14282), (2960, 9650), (3088, 9250), (3700, 7720), (3860, 7400), (4000, 7141), (4625, 6176), (4825, 5920)]