208065992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 432241920

約数和(自身を除く): 224175928

約数列:

[1, 2, 4, 8, 17, 34, 43, 47, 68, 86, 94, 136, 172, 188, 344, 376, 731, 757, 799, 1462, 1514, 1598, 2021, 2924, 3028, 3196, 4042, 5848, 6056, 6392, 8084, 12869, 16168, 25738, 32551, 34357, 35579, 51476, 65102, 68714, 71158, 102952, 130204, 137428, 142316, 260408, 274856, 284632, 553367, 604843, 1106734, 1209686, 1529897, 2213468, 2419372, 3059794, 4426936, 4838744, 6119588, 12239176, 26008249, 52016498, 104032996, 208065992]

約数ペア:

[(1, 208065992), (2, 104032996), (4, 52016498), (8, 26008249), (17, 12239176), (34, 6119588), (43, 4838744), (47, 4426936), (68, 3059794), (86, 2419372), (94, 2213468), (136, 1529897), (172, 1209686), (188, 1106734), (344, 604843), (376, 553367), (731, 284632), (757, 274856), (799, 260408), (1462, 142316), (1514, 137428), (1598, 130204), (2021, 102952), (2924, 71158), (3028, 68714), (3196, 65102), (4042, 51476), (5848, 35579), (6056, 34357), (6392, 32551), (8084, 25738), (12869, 16168)]