70208680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{40819}}^1$

素因数の和:40873

約数の個数: 32

約数和(自身を含む): 161647200

約数和(自身を除く): 91438520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 40819, 81638, 163276, 204095, 326552, 408190, 816380, 1632760, 1755217, 3510434, 7020868, 8776085, 14041736, 17552170, 35104340, 70208680]

約数ペア:

[(1, 70208680), (2, 35104340), (4, 17552170), (5, 14041736), (8, 8776085), (10, 7020868), (20, 3510434), (40, 1755217), (43, 1632760), (86, 816380), (172, 408190), (215, 326552), (344, 204095), (430, 163276), (860, 81638), (1720, 40819)]