86504540

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 185147424

約数和(自身を除く): 98642884

約数列:

[1, 2, 4, 5, 10, 20, 131, 137, 241, 262, 274, 482, 524, 548, 655, 685, 964, 1205, 1310, 1370, 2410, 2620, 2740, 4820, 17947, 31571, 33017, 35894, 63142, 66034, 71788, 89735, 126284, 132068, 157855, 165085, 179470, 315710, 330170, 358940, 631420, 660340, 4325227, 8650454, 17300908, 21626135, 43252270, 86504540]

約数ペア:

[(1, 86504540), (2, 43252270), (4, 21626135), (5, 17300908), (10, 8650454), (20, 4325227), (131, 660340), (137, 631420), (241, 358940), (262, 330170), (274, 315710), (482, 179470), (524, 165085), (548, 157855), (655, 132068), (685, 126284), (964, 89735), (1205, 71788), (1310, 66034), (1370, 63142), (2410, 35894), (2620, 33017), (2740, 31571), (4820, 17947)]