72209528

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{220151}}^1$

素因数の和:220198

約数の個数: 16

約数和(自身を含む): 138695760

約数和(自身を除く): 66486232

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 220151, 440302, 880604, 1761208, 9026191, 18052382, 36104764, 72209528]

約数ペア:

[(1, 72209528), (2, 36104764), (4, 18052382), (8, 9026191), (41, 1761208), (82, 880604), (164, 440302), (328, 220151)]