83517740

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 178827264

約数和(自身を除く): 95309524

約数列:

[1, 2, 4, 5, 10, 20, 127, 131, 251, 254, 262, 502, 508, 524, 635, 655, 1004, 1255, 1270, 1310, 2510, 2540, 2620, 5020, 16637, 31877, 32881, 33274, 63754, 65762, 66548, 83185, 127508, 131524, 159385, 164405, 166370, 318770, 328810, 332740, 637540, 657620, 4175887, 8351774, 16703548, 20879435, 41758870, 83517740]

約数ペア:

[(1, 83517740), (2, 41758870), (4, 20879435), (5, 16703548), (10, 8351774), (20, 4175887), (127, 657620), (131, 637540), (251, 332740), (254, 328810), (262, 318770), (502, 166370), (508, 164405), (524, 159385), (635, 131524), (655, 127508), (1004, 83185), (1255, 66548), (1270, 65762), (1310, 63754), (2510, 33274), (2540, 32881), (2620, 31877), (5020, 16637)]