28131200

素因数分解:

$2^7\times 5^2\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 71145000

約数和(自身を除く): 43013800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 59, 64, 80, 100, 118, 128, 149, 160, 200, 236, 295, 298, 320, 400, 472, 590, 596, 640, 745, 800, 944, 1180, 1192, 1475, 1490, 1600, 1888, 2360, 2384, 2950, 2980, 3200, 3725, 3776, 4720, 4768, 5900, 5960, 7450, 7552, 8791, 9440, 9536, 11800, 11920, 14900, 17582, 18880, 19072, 23600, 23840, 29800, 35164, 37760, 43955, 47200, 47680, 59600, 70328, 87910, 94400, 95360, 119200, 140656, 175820, 188800, 219775, 238400, 281312, 351640, 439550, 476800, 562624, 703280, 879100, 1125248, 1406560, 1758200, 2813120, 3516400, 5626240, 7032800, 14065600, 28131200]

約数ペア:

[(1, 28131200), (2, 14065600), (4, 7032800), (5, 5626240), (8, 3516400), (10, 2813120), (16, 1758200), (20, 1406560), (25, 1125248), (32, 879100), (40, 703280), (50, 562624), (59, 476800), (64, 439550), (80, 351640), (100, 281312), (118, 238400), (128, 219775), (149, 188800), (160, 175820), (200, 140656), (236, 119200), (295, 95360), (298, 94400), (320, 87910), (400, 70328), (472, 59600), (590, 47680), (596, 47200), (640, 43955), (745, 37760), (800, 35164), (944, 29800), (1180, 23840), (1192, 23600), (1475, 19072), (1490, 18880), (1600, 17582), (1888, 14900), (2360, 11920), (2384, 11800), (2950, 9536), (2980, 9440), (3200, 8791), (3725, 7552), (3776, 7450), (4720, 5960), (4768, 5900)]