213694482880

素因数分解:

$2^6\times 5^1\times {\mathrm{667795259}}^1$

素因数の和:667795276

約数の個数: 28

約数和(自身を含む): 508859988120

約数和(自身を除く): 295165505240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 667795259, 1335590518, 2671181036, 3338976295, 5342362072, 6677952590, 10684724144, 13355905180, 21369448288, 26711810360, 42738896576, 53423620720, 106847241440, 213694482880]

約数ペア:

[(1, 213694482880), (2, 106847241440), (4, 53423620720), (5, 42738896576), (8, 26711810360), (10, 21369448288), (16, 13355905180), (20, 10684724144), (32, 6677952590), (40, 5342362072), (64, 3338976295), (80, 2671181036), (160, 1335590518), (320, 667795259)]