1640804096

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2083}}^1$

素因数の和:2297

約数の個数: 72

約数和(自身を含む): 3488691024

約数和(自身を除く): 1847886928

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 181, 256, 272, 362, 544, 724, 1088, 1448, 2083, 2176, 2896, 3077, 4166, 4352, 5792, 6154, 8332, 11584, 12308, 16664, 23168, 24616, 33328, 35411, 46336, 49232, 66656, 70822, 98464, 133312, 141644, 196928, 266624, 283288, 377023, 393856, 533248, 566576, 754046, 787712, 1133152, 1508092, 2266304, 3016184, 4532608, 6032368, 6409391, 9065216, 12064736, 12818782, 24129472, 25637564, 48258944, 51275128, 96517888, 102550256, 205100512, 410201024, 820402048, 1640804096]

約数ペア:

[(1, 1640804096), (2, 820402048), (4, 410201024), (8, 205100512), (16, 102550256), (17, 96517888), (32, 51275128), (34, 48258944), (64, 25637564), (68, 24129472), (128, 12818782), (136, 12064736), (181, 9065216), (256, 6409391), (272, 6032368), (362, 4532608), (544, 3016184), (724, 2266304), (1088, 1508092), (1448, 1133152), (2083, 787712), (2176, 754046), (2896, 566576), (3077, 533248), (4166, 393856), (4352, 377023), (5792, 283288), (6154, 266624), (8332, 196928), (11584, 141644), (12308, 133312), (16664, 98464), (23168, 70822), (24616, 66656), (33328, 49232), (35411, 46336)]