51905420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 133757568

約数和(自身を除く): 81852148

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 113, 119, 140, 170, 193, 226, 238, 340, 386, 452, 476, 565, 595, 772, 791, 965, 1130, 1190, 1351, 1582, 1921, 1930, 2260, 2380, 2702, 3164, 3281, 3842, 3860, 3955, 5404, 6562, 6755, 7684, 7910, 9605, 13124, 13447, 13510, 15820, 16405, 19210, 21809, 22967, 26894, 27020, 32810, 38420, 43618, 45934, 53788, 65620, 67235, 87236, 91868, 109045, 114835, 134470, 152663, 218090, 229670, 268940, 305326, 370753, 436180, 459340, 610652, 741506, 763315, 1483012, 1526630, 1853765, 2595271, 3053260, 3707530, 5190542, 7415060, 10381084, 12976355, 25952710, 51905420]

約数ペア:

[(1, 51905420), (2, 25952710), (4, 12976355), (5, 10381084), (7, 7415060), (10, 5190542), (14, 3707530), (17, 3053260), (20, 2595271), (28, 1853765), (34, 1526630), (35, 1483012), (68, 763315), (70, 741506), (85, 610652), (113, 459340), (119, 436180), (140, 370753), (170, 305326), (193, 268940), (226, 229670), (238, 218090), (340, 152663), (386, 134470), (452, 114835), (476, 109045), (565, 91868), (595, 87236), (772, 67235), (791, 65620), (965, 53788), (1130, 45934), (1190, 43618), (1351, 38420), (1582, 32810), (1921, 27020), (1930, 26894), (2260, 22967), (2380, 21809), (2702, 19210), (3164, 16405), (3281, 15820), (3842, 13510), (3860, 13447), (3955, 13124), (5404, 9605), (6562, 7910), (6755, 7684)]