51543200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{3391}}^1$

素因数の和:3430

約数の個数: 72

約数和(自身を含む): 132491520

約数和(自身を除く): 80948320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3391, 3800, 6782, 7600, 13564, 15200, 16955, 27128, 33910, 54256, 64429, 67820, 84775, 108512, 128858, 135640, 169550, 257716, 271280, 322145, 339100, 515432, 542560, 644290, 678200, 1030864, 1288580, 1356400, 1610725, 2061728, 2577160, 2712800, 3221450, 5154320, 6442900, 10308640, 12885800, 25771600, 51543200]

約数ペア:

[(1, 51543200), (2, 25771600), (4, 12885800), (5, 10308640), (8, 6442900), (10, 5154320), (16, 3221450), (19, 2712800), (20, 2577160), (25, 2061728), (32, 1610725), (38, 1356400), (40, 1288580), (50, 1030864), (76, 678200), (80, 644290), (95, 542560), (100, 515432), (152, 339100), (160, 322145), (190, 271280), (200, 257716), (304, 169550), (380, 135640), (400, 128858), (475, 108512), (608, 84775), (760, 67820), (800, 64429), (950, 54256), (1520, 33910), (1900, 27128), (3040, 16955), (3391, 15200), (3800, 13564), (6782, 7600)]