31404710

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1\times {\mathrm{241}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 57812832

約数和(自身を除く): 26408122

約数列:

[1, 2, 5, 10, 83, 157, 166, 241, 314, 415, 482, 785, 830, 1205, 1570, 2410, 13031, 20003, 26062, 37837, 40006, 65155, 75674, 100015, 130310, 189185, 200030, 378370, 3140471, 6280942, 15702355, 31404710]

約数ペア:

[(1, 31404710), (2, 15702355), (5, 6280942), (10, 3140471), (83, 378370), (157, 200030), (166, 189185), (241, 130310), (314, 100015), (415, 75674), (482, 65155), (785, 40006), (830, 37837), (1205, 26062), (1570, 20003), (2410, 13031)]