82768784

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1560

約数の個数: 80

約数和(自身を含む): 200880000

約数和(自身を除く): 118111216

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 56, 58, 68, 112, 116, 119, 136, 203, 232, 238, 272, 406, 464, 476, 493, 812, 952, 986, 1499, 1624, 1904, 1972, 2998, 3248, 3451, 3944, 5996, 6902, 7888, 10493, 11992, 13804, 20986, 23984, 25483, 27608, 41972, 43471, 50966, 55216, 83944, 86942, 101932, 167888, 173884, 178381, 203864, 304297, 347768, 356762, 407728, 608594, 695536, 713524, 739007, 1217188, 1427048, 1478014, 2434376, 2854096, 2956028, 4868752, 5173049, 5912056, 10346098, 11824112, 20692196, 41384392, 82768784]

約数ペア:

[(1, 82768784), (2, 41384392), (4, 20692196), (7, 11824112), (8, 10346098), (14, 5912056), (16, 5173049), (17, 4868752), (28, 2956028), (29, 2854096), (34, 2434376), (56, 1478014), (58, 1427048), (68, 1217188), (112, 739007), (116, 713524), (119, 695536), (136, 608594), (203, 407728), (232, 356762), (238, 347768), (272, 304297), (406, 203864), (464, 178381), (476, 173884), (493, 167888), (812, 101932), (952, 86942), (986, 83944), (1499, 55216), (1624, 50966), (1904, 43471), (1972, 41972), (2998, 27608), (3248, 25483), (3451, 23984), (3944, 20986), (5996, 13804), (6902, 11992), (7888, 10493)]