664866496

素因数分解:

$2^6\times 7^2\times {\mathrm{41}}^1\times {\mathrm{5171}}^1$

素因数の和:5238

約数の個数: 84

約数和(自身を含む): 1572484536

約数和(自身を除く): 907618040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 49, 56, 64, 82, 98, 112, 164, 196, 224, 287, 328, 392, 448, 574, 656, 784, 1148, 1312, 1568, 2009, 2296, 2624, 3136, 4018, 4592, 5171, 8036, 9184, 10342, 16072, 18368, 20684, 32144, 36197, 41368, 64288, 72394, 82736, 128576, 144788, 165472, 212011, 253379, 289576, 330944, 424022, 506758, 579152, 848044, 1013516, 1158304, 1484077, 1696088, 2027032, 2316608, 2968154, 3392176, 4054064, 5936308, 6784352, 8108128, 10388539, 11872616, 13568704, 16216256, 20777078, 23745232, 41554156, 47490464, 83108312, 94980928, 166216624, 332433248, 664866496]

約数ペア:

[(1, 664866496), (2, 332433248), (4, 166216624), (7, 94980928), (8, 83108312), (14, 47490464), (16, 41554156), (28, 23745232), (32, 20777078), (41, 16216256), (49, 13568704), (56, 11872616), (64, 10388539), (82, 8108128), (98, 6784352), (112, 5936308), (164, 4054064), (196, 3392176), (224, 2968154), (287, 2316608), (328, 2027032), (392, 1696088), (448, 1484077), (574, 1158304), (656, 1013516), (784, 848044), (1148, 579152), (1312, 506758), (1568, 424022), (2009, 330944), (2296, 289576), (2624, 253379), (3136, 212011), (4018, 165472), (4592, 144788), (5171, 128576), (8036, 82736), (9184, 72394), (10342, 64288), (16072, 41368), (18368, 36197), (20684, 32144)]