64393868905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1\times {\mathrm{11933}}^1$

素因数の和:13321

約数の個数: 32

約数和(自身を含む): 83301229440

約数和(自身を除く): 18907360535

約数列:

[1, 5, 19, 43, 95, 215, 817, 1321, 4085, 6605, 11933, 25099, 56803, 59665, 125495, 226727, 284015, 513119, 1079257, 1133635, 2565595, 5396285, 9749261, 15763493, 48746305, 78817465, 299506367, 677830199, 1497531835, 3389150995, 12878773781, 64393868905]

約数ペア:

[(1, 64393868905), (5, 12878773781), (19, 3389150995), (43, 1497531835), (95, 677830199), (215, 299506367), (817, 78817465), (1321, 48746305), (4085, 15763493), (6605, 9749261), (11933, 5396285), (25099, 2565595), (56803, 1133635), (59665, 1079257), (125495, 513119), (226727, 284015)]