200919496

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{281}}^1\times {\mathrm{643}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 381376800

約数和(自身を除く): 180457304

約数列:

[1, 2, 4, 8, 139, 278, 281, 556, 562, 643, 1112, 1124, 1286, 2248, 2572, 5144, 39059, 78118, 89377, 156236, 178754, 180683, 312472, 357508, 361366, 715016, 722732, 1445464, 25114937, 50229874, 100459748, 200919496]

約数ペア:

[(1, 200919496), (2, 100459748), (4, 50229874), (8, 25114937), (139, 1445464), (278, 722732), (281, 715016), (556, 361366), (562, 357508), (643, 312472), (1112, 180683), (1124, 178754), (1286, 156236), (2248, 89377), (2572, 78118), (5144, 39059)]