72690305

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 88646400

約数和(自身を除く): 15956095

約数列:

[1, 5, 89, 379, 431, 445, 1895, 2155, 33731, 38359, 163349, 168655, 191795, 816745, 14538061, 72690305]

約数ペア:

[(1, 72690305), (5, 14538061), (89, 816745), (379, 191795), (431, 168655), (445, 163349), (1895, 38359), (2155, 33731)]