205718455964

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{108529}}^1$

素因数の和:109075

約数の個数: 72

約数和(自身を含む): 441695394000

約数和(自身を除く): 235976938036

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 509, 532, 931, 1018, 1862, 2036, 3563, 3724, 7126, 9671, 14252, 19342, 24941, 38684, 49882, 67697, 99764, 108529, 135394, 217058, 270788, 434116, 473879, 759703, 947758, 1519406, 1895516, 2062051, 3038812, 4124102, 5317921, 8248204, 10635842, 14434357, 21271684, 28868714, 55241261, 57737428, 101040499, 110482522, 202080998, 220965044, 386688827, 404161996, 773377654, 1049583959, 1546755308, 2099167918, 2706821789, 4198335836, 5413643578, 7347087713, 10827287156, 14694175426, 29388350852, 51429613991, 102859227982, 205718455964]

約数ペア:

[(1, 205718455964), (2, 102859227982), (4, 51429613991), (7, 29388350852), (14, 14694175426), (19, 10827287156), (28, 7347087713), (38, 5413643578), (49, 4198335836), (76, 2706821789), (98, 2099167918), (133, 1546755308), (196, 1049583959), (266, 773377654), (509, 404161996), (532, 386688827), (931, 220965044), (1018, 202080998), (1862, 110482522), (2036, 101040499), (3563, 57737428), (3724, 55241261), (7126, 28868714), (9671, 21271684), (14252, 14434357), (19342, 10635842), (24941, 8248204), (38684, 5317921), (49882, 4124102), (67697, 3038812), (99764, 2062051), (108529, 1895516), (135394, 1519406), (217058, 947758), (270788, 759703), (434116, 473879)]