681569296

素因数分解:

$2^4\times {\mathrm{1051}}^1\times {\mathrm{40531}}^1$

素因数の和:41590

約数の個数: 20

約数和(自身を含む): 1321829584

約数和(自身を除く): 640260288

約数列:

[1, 2, 4, 8, 16, 1051, 2102, 4204, 8408, 16816, 40531, 81062, 162124, 324248, 648496, 42598081, 85196162, 170392324, 340784648, 681569296]

約数ペア:

[(1, 681569296), (2, 340784648), (4, 170392324), (8, 85196162), (16, 42598081), (1051, 648496), (2102, 324248), (4204, 162124), (8408, 81062), (16816, 40531)]