253192810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{62827}}^1$

素因数の和:62878

約数の個数: 32

約数和(自身を含む): 506644992

約数和(自身を除く): 253452182

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 62827, 125654, 314135, 628270, 816751, 1633502, 1947637, 3895274, 4083755, 8167510, 9738185, 19476370, 25319281, 50638562, 126596405, 253192810]

約数ペア:

[(1, 253192810), (2, 126596405), (5, 50638562), (10, 25319281), (13, 19476370), (26, 9738185), (31, 8167510), (62, 4083755), (65, 3895274), (130, 1947637), (155, 1633502), (310, 816751), (403, 628270), (806, 314135), (2015, 125654), (4030, 62827)]