11312800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:278

約数の個数: 72

約数和(自身を含む): 28123200

約数和(自身を除く): 16810400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 158, 160, 179, 200, 316, 358, 395, 400, 632, 716, 790, 800, 895, 1264, 1432, 1580, 1790, 1975, 2528, 2864, 3160, 3580, 3950, 4475, 5728, 6320, 7160, 7900, 8950, 12640, 14141, 14320, 15800, 17900, 28282, 28640, 31600, 35800, 56564, 63200, 70705, 71600, 113128, 141410, 143200, 226256, 282820, 353525, 452512, 565640, 707050, 1131280, 1414100, 2262560, 2828200, 5656400, 11312800]

約数ペア:

[(1, 11312800), (2, 5656400), (4, 2828200), (5, 2262560), (8, 1414100), (10, 1131280), (16, 707050), (20, 565640), (25, 452512), (32, 353525), (40, 282820), (50, 226256), (79, 143200), (80, 141410), (100, 113128), (158, 71600), (160, 70705), (179, 63200), (200, 56564), (316, 35800), (358, 31600), (395, 28640), (400, 28282), (632, 17900), (716, 15800), (790, 14320), (800, 14141), (895, 12640), (1264, 8950), (1432, 7900), (1580, 7160), (1790, 6320), (1975, 5728), (2528, 4475), (2864, 3950), (3160, 3580)]