99772220

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 213621408

約数和(自身を除く): 113849188

約数列:

[1, 2, 4, 5, 10, 20, 113, 131, 226, 262, 337, 452, 524, 565, 655, 674, 1130, 1310, 1348, 1685, 2260, 2620, 3370, 6740, 14803, 29606, 38081, 44147, 59212, 74015, 76162, 88294, 148030, 152324, 176588, 190405, 220735, 296060, 380810, 441470, 761620, 882940, 4988611, 9977222, 19954444, 24943055, 49886110, 99772220]

約数ペア:

[(1, 99772220), (2, 49886110), (4, 24943055), (5, 19954444), (10, 9977222), (20, 4988611), (113, 882940), (131, 761620), (226, 441470), (262, 380810), (337, 296060), (452, 220735), (524, 190405), (565, 176588), (655, 152324), (674, 148030), (1130, 88294), (1310, 76162), (1348, 74015), (1685, 59212), (2260, 44147), (2620, 38081), (3370, 29606), (6740, 14803)]