77961992

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{237689}}^1$

素因数の和:237736

約数の個数: 16

約数和(自身を含む): 149744700

約数和(自身を除く): 71782708

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 237689, 475378, 950756, 1901512, 9745249, 19490498, 38980996, 77961992]

約数ペア:

[(1, 77961992), (2, 38980996), (4, 19490498), (8, 9745249), (41, 1901512), (82, 950756), (164, 475378), (328, 237689)]