788254510

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{20749}}^1$

素因数の和:20916

約数の個数: 32

約数和(自身を含む): 1479060000

約数和(自身を除く): 690805490

約数列:

[1, 2, 5, 10, 29, 58, 131, 145, 262, 290, 655, 1310, 3799, 7598, 18995, 20749, 37990, 41498, 103745, 207490, 601721, 1203442, 2718119, 3008605, 5436238, 6017210, 13590595, 27181190, 78825451, 157650902, 394127255, 788254510]

約数ペア:

[(1, 788254510), (2, 394127255), (5, 157650902), (10, 78825451), (29, 27181190), (58, 13590595), (131, 6017210), (145, 5436238), (262, 3008605), (290, 2718119), (655, 1203442), (1310, 601721), (3799, 207490), (7598, 103745), (18995, 41498), (20749, 37990)]