117853520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 292280400

約数和(自身を除く): 174426880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 193, 272, 340, 386, 449, 680, 772, 898, 965, 1360, 1544, 1796, 1930, 2245, 3088, 3281, 3592, 3860, 4490, 6562, 7184, 7633, 7720, 8980, 13124, 15266, 15440, 16405, 17960, 26248, 30532, 32810, 35920, 38165, 52496, 61064, 65620, 76330, 86657, 122128, 131240, 152660, 173314, 262480, 305320, 346628, 433285, 610640, 693256, 866570, 1386512, 1473169, 1733140, 2946338, 3466280, 5892676, 6932560, 7365845, 11785352, 14731690, 23570704, 29463380, 58926760, 117853520]

約数ペア:

[(1, 117853520), (2, 58926760), (4, 29463380), (5, 23570704), (8, 14731690), (10, 11785352), (16, 7365845), (17, 6932560), (20, 5892676), (34, 3466280), (40, 2946338), (68, 1733140), (80, 1473169), (85, 1386512), (136, 866570), (170, 693256), (193, 610640), (272, 433285), (340, 346628), (386, 305320), (449, 262480), (680, 173314), (772, 152660), (898, 131240), (965, 122128), (1360, 86657), (1544, 76330), (1796, 65620), (1930, 61064), (2245, 52496), (3088, 38165), (3281, 35920), (3592, 32810), (3860, 30532), (4490, 26248), (6562, 17960), (7184, 16405), (7633, 15440), (7720, 15266), (8980, 13124)]