81306208

素因数分解:

$2^5\times {\mathrm{563}}^1\times {\mathrm{4513}}^1$

素因数の和:5086

約数の個数: 24

約数和(自身を含む): 160391448

約数和(自身を除く): 79085240

約数列:

[1, 2, 4, 8, 16, 32, 563, 1126, 2252, 4504, 4513, 9008, 9026, 18016, 18052, 36104, 72208, 144416, 2540819, 5081638, 10163276, 20326552, 40653104, 81306208]

約数ペア:

[(1, 81306208), (2, 40653104), (4, 20326552), (8, 10163276), (16, 5081638), (32, 2540819), (563, 144416), (1126, 72208), (2252, 36104), (4504, 18052), (4513, 18016), (9008, 9026)]