78719872

素因数分解:

$2^7\times 7^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 200736000

約数和(自身を除く): 122016128

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 163, 176, 196, 224, 308, 326, 343, 352, 392, 448, 539, 616, 652, 686, 704, 784, 896, 1078, 1141, 1232, 1304, 1372, 1408, 1568, 1793, 2156, 2282, 2464, 2608, 2744, 3136, 3586, 3773, 4312, 4564, 4928, 5216, 5488, 6272, 7172, 7546, 7987, 8624, 9128, 9856, 10432, 10976, 12551, 14344, 15092, 15974, 17248, 18256, 20864, 21952, 25102, 28688, 30184, 31948, 34496, 36512, 43904, 50204, 55909, 57376, 60368, 63896, 68992, 73024, 87857, 100408, 111818, 114752, 120736, 127792, 146048, 175714, 200816, 223636, 229504, 241472, 255584, 351428, 401632, 447272, 482944, 511168, 614999, 702856, 803264, 894544, 1022336, 1229998, 1405712, 1606528, 1789088, 2459996, 2811424, 3578176, 4919992, 5622848, 7156352, 9839984, 11245696, 19679968, 39359936, 78719872]

約数ペア:

[(1, 78719872), (2, 39359936), (4, 19679968), (7, 11245696), (8, 9839984), (11, 7156352), (14, 5622848), (16, 4919992), (22, 3578176), (28, 2811424), (32, 2459996), (44, 1789088), (49, 1606528), (56, 1405712), (64, 1229998), (77, 1022336), (88, 894544), (98, 803264), (112, 702856), (128, 614999), (154, 511168), (163, 482944), (176, 447272), (196, 401632), (224, 351428), (308, 255584), (326, 241472), (343, 229504), (352, 223636), (392, 200816), (448, 175714), (539, 146048), (616, 127792), (652, 120736), (686, 114752), (704, 111818), (784, 100408), (896, 87857), (1078, 73024), (1141, 68992), (1232, 63896), (1304, 60368), (1372, 57376), (1408, 55909), (1568, 50204), (1793, 43904), (2156, 36512), (2282, 34496), (2464, 31948), (2608, 30184), (2744, 28688), (3136, 25102), (3586, 21952), (3773, 20864), (4312, 18256), (4564, 17248), (4928, 15974), (5216, 15092), (5488, 14344), (6272, 12551), (7172, 10976), (7546, 10432), (7987, 9856), (8624, 9128)]