689423056

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2551}}^1$

素因数の和:2712

約数の個数: 80

約数和(自身を含む): 1620213760

約数和(自身を除く): 930790704

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 127, 133, 152, 254, 266, 304, 508, 532, 889, 1016, 1064, 1778, 2032, 2128, 2413, 2551, 3556, 4826, 5102, 7112, 9652, 10204, 14224, 16891, 17857, 19304, 20408, 33782, 35714, 38608, 40816, 48469, 67564, 71428, 96938, 135128, 142856, 193876, 270256, 285712, 323977, 339283, 387752, 647954, 678566, 775504, 1295908, 1357132, 2267839, 2591816, 2714264, 4535678, 5183632, 5428528, 6155563, 9071356, 12311126, 18142712, 24622252, 36285424, 43088941, 49244504, 86177882, 98489008, 172355764, 344711528, 689423056]

約数ペア:

[(1, 689423056), (2, 344711528), (4, 172355764), (7, 98489008), (8, 86177882), (14, 49244504), (16, 43088941), (19, 36285424), (28, 24622252), (38, 18142712), (56, 12311126), (76, 9071356), (112, 6155563), (127, 5428528), (133, 5183632), (152, 4535678), (254, 2714264), (266, 2591816), (304, 2267839), (508, 1357132), (532, 1295908), (889, 775504), (1016, 678566), (1064, 647954), (1778, 387752), (2032, 339283), (2128, 323977), (2413, 285712), (2551, 270256), (3556, 193876), (4826, 142856), (5102, 135128), (7112, 96938), (9652, 71428), (10204, 67564), (14224, 48469), (16891, 40816), (17857, 38608), (19304, 35714), (20408, 33782)]