80378265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25639}}^1$

素因数の和:25677

約数の個数: 32

約数和(自身を含む): 147686400

約数和(自身を除く): 67308135

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 25639, 76917, 128195, 282029, 384585, 487141, 846087, 1410145, 1461423, 2435705, 4230435, 5358551, 7307115, 16075653, 26792755, 80378265]

約数ペア:

[(1, 80378265), (3, 26792755), (5, 16075653), (11, 7307115), (15, 5358551), (19, 4230435), (33, 2435705), (55, 1461423), (57, 1410145), (95, 846087), (165, 487141), (209, 384585), (285, 282029), (627, 128195), (1045, 76917), (3135, 25639)]