86671984

素因数分解:

$2^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{929}}^1$

素因数の和:975

約数の個数: 80

約数和(自身を含む): 207576000

約数和(自身を除く): 120904016

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 343, 392, 476, 686, 784, 833, 929, 952, 1372, 1666, 1858, 1904, 2744, 3332, 3716, 5488, 5831, 6503, 6664, 7432, 11662, 13006, 13328, 14864, 15793, 23324, 26012, 31586, 45521, 46648, 52024, 63172, 91042, 93296, 104048, 110551, 126344, 182084, 221102, 252688, 318647, 364168, 442204, 637294, 728336, 773857, 884408, 1274588, 1547714, 1768816, 2549176, 3095428, 5098352, 5416999, 6190856, 10833998, 12381712, 21667996, 43335992, 86671984]

約数ペア:

[(1, 86671984), (2, 43335992), (4, 21667996), (7, 12381712), (8, 10833998), (14, 6190856), (16, 5416999), (17, 5098352), (28, 3095428), (34, 2549176), (49, 1768816), (56, 1547714), (68, 1274588), (98, 884408), (112, 773857), (119, 728336), (136, 637294), (196, 442204), (238, 364168), (272, 318647), (343, 252688), (392, 221102), (476, 182084), (686, 126344), (784, 110551), (833, 104048), (929, 93296), (952, 91042), (1372, 63172), (1666, 52024), (1858, 46648), (1904, 45521), (2744, 31586), (3332, 26012), (3716, 23324), (5488, 15793), (5831, 14864), (6503, 13328), (6664, 13006), (7432, 11662)]