8049561280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1323941}}^1$

素因数の和:1323977

約数の個数: 56

約数和(自身を含む): 20176876080

約数和(自身を除く): 12127314800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 1323941, 2647882, 5295764, 6619705, 10591528, 13239410, 21183056, 25154879, 26478820, 42366112, 50309758, 52957640, 84732224, 100619516, 105915280, 125774395, 201239032, 211830560, 251548790, 402478064, 423661120, 503097580, 804956128, 1006195160, 1609912256, 2012390320, 4024780640, 8049561280]

約数ペア:

[(1, 8049561280), (2, 4024780640), (4, 2012390320), (5, 1609912256), (8, 1006195160), (10, 804956128), (16, 503097580), (19, 423661120), (20, 402478064), (32, 251548790), (38, 211830560), (40, 201239032), (64, 125774395), (76, 105915280), (80, 100619516), (95, 84732224), (152, 52957640), (160, 50309758), (190, 42366112), (304, 26478820), (320, 25154879), (380, 21183056), (608, 13239410), (760, 10591528), (1216, 6619705), (1520, 5295764), (3040, 2647882), (6080, 1323941)]