645228032

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{26813}}^1$

素因数の和:26878

約数の個数: 40

約数和(自身を含む): 1316674656

約数和(自身を除く): 671446624

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 512, 752, 1504, 3008, 6016, 12032, 24064, 26813, 53626, 107252, 214504, 429008, 858016, 1260211, 1716032, 2520422, 3432064, 5040844, 6864128, 10081688, 13728256, 20163376, 40326752, 80653504, 161307008, 322614016, 645228032]

約数ペア:

[(1, 645228032), (2, 322614016), (4, 161307008), (8, 80653504), (16, 40326752), (32, 20163376), (47, 13728256), (64, 10081688), (94, 6864128), (128, 5040844), (188, 3432064), (256, 2520422), (376, 1716032), (512, 1260211), (752, 858016), (1504, 429008), (3008, 214504), (6016, 107252), (12032, 53626), (24064, 26813)]