81025104

素因数分解:

$2^4\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2609}}^1$

素因数の和:3267

約数の個数: 40

約数和(自身を含む): 209718720

約数和(自身を除く): 128693616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 647, 1294, 1941, 2588, 2609, 3882, 5176, 5218, 7764, 7827, 10352, 10436, 15528, 15654, 20872, 31056, 31308, 41744, 62616, 125232, 1688023, 3376046, 5064069, 6752092, 10128138, 13504184, 20256276, 27008368, 40512552, 81025104]

約数ペア:

[(1, 81025104), (2, 40512552), (3, 27008368), (4, 20256276), (6, 13504184), (8, 10128138), (12, 6752092), (16, 5064069), (24, 3376046), (48, 1688023), (647, 125232), (1294, 62616), (1941, 41744), (2588, 31308), (2609, 31056), (3882, 20872), (5176, 15654), (5218, 15528), (7764, 10436), (7827, 10352)]