77716910

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{1213}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 144223200

約数和(自身を除く): 66506290

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 298, 430, 745, 1213, 1490, 2426, 6065, 6407, 12130, 12814, 32035, 52159, 64070, 104318, 180737, 260795, 361474, 521590, 903685, 1807370, 7771691, 15543382, 38858455, 77716910]

約数ペア:

[(1, 77716910), (2, 38858455), (5, 15543382), (10, 7771691), (43, 1807370), (86, 903685), (149, 521590), (215, 361474), (298, 260795), (430, 180737), (745, 104318), (1213, 64070), (1490, 52159), (2426, 32035), (6065, 12814), (6407, 12130)]