251018960

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{10709}}^1$

素因数の和:11015

約数の個数: 40

約数和(自身を含む): 585665640

約数和(自身を除く): 334646680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 2344, 2930, 4688, 5860, 10709, 11720, 21418, 23440, 42836, 53545, 85672, 107090, 171344, 214180, 428360, 856720, 3137737, 6275474, 12550948, 15688685, 25101896, 31377370, 50203792, 62754740, 125509480, 251018960]

約数ペア:

[(1, 251018960), (2, 125509480), (4, 62754740), (5, 50203792), (8, 31377370), (10, 25101896), (16, 15688685), (20, 12550948), (40, 6275474), (80, 3137737), (293, 856720), (586, 428360), (1172, 214180), (1465, 171344), (2344, 107090), (2930, 85672), (4688, 53545), (5860, 42836), (10709, 23440), (11720, 21418)]