8049581440

素因数分解:

$2^7\times 5^1\times {\mathrm{12577471}}^1$

素因数の和:12577490

約数の個数: 32

約数和(自身を含む): 19243532160

約数和(自身を除く): 11193950720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 12577471, 25154942, 50309884, 62887355, 100619768, 125774710, 201239536, 251549420, 402479072, 503098840, 804958144, 1006197680, 1609916288, 2012395360, 4024790720, 8049581440]

約数ペア:

[(1, 8049581440), (2, 4024790720), (4, 2012395360), (5, 1609916288), (8, 1006197680), (10, 804958144), (16, 503098840), (20, 402479072), (32, 251549420), (40, 201239536), (64, 125774710), (80, 100619768), (128, 62887355), (160, 50309884), (320, 25154942), (640, 12577471)]