137776248860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{279431}}^1$

素因数の和:279806

約数の個数: 48

約数和(自身を含む): 293638322880

約数和(自身を除く): 155862074020

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 277, 356, 445, 554, 890, 1108, 1385, 1780, 2770, 5540, 24653, 49306, 98612, 123265, 246530, 279431, 493060, 558862, 1117724, 1397155, 2794310, 5588620, 24869359, 49738718, 77402387, 99477436, 124346795, 154804774, 248693590, 309609548, 387011935, 497387180, 774023870, 1548047740, 6888812443, 13777624886, 27555249772, 34444062215, 68888124430, 137776248860]

約数ペア:

[(1, 137776248860), (2, 68888124430), (4, 34444062215), (5, 27555249772), (10, 13777624886), (20, 6888812443), (89, 1548047740), (178, 774023870), (277, 497387180), (356, 387011935), (445, 309609548), (554, 248693590), (890, 154804774), (1108, 124346795), (1385, 99477436), (1780, 77402387), (2770, 49738718), (5540, 24869359), (24653, 5588620), (49306, 2794310), (98612, 1397155), (123265, 1117724), (246530, 558862), (279431, 493060)]