66177520

素因数分解:

$2^4\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1381}}^1$

素因数の和:1993

約数の個数: 40

約数和(自身を含む): 154231200

約数和(自身を除く): 88053680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 599, 1198, 1381, 2396, 2762, 2995, 4792, 5524, 5990, 6905, 9584, 11048, 11980, 13810, 22096, 23960, 27620, 47920, 55240, 110480, 827219, 1654438, 3308876, 4136095, 6617752, 8272190, 13235504, 16544380, 33088760, 66177520]

約数ペア:

[(1, 66177520), (2, 33088760), (4, 16544380), (5, 13235504), (8, 8272190), (10, 6617752), (16, 4136095), (20, 3308876), (40, 1654438), (80, 827219), (599, 110480), (1198, 55240), (1381, 47920), (2396, 27620), (2762, 23960), (2995, 22096), (4792, 13810), (5524, 11980), (5990, 11048), (6905, 9584)]