65618072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20353}}^1$

素因数の和:20403

約数の個数: 32

約数和(自身を含む): 136778880

約数和(自身を除く): 71160808

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20353, 40706, 81412, 162824, 264589, 529178, 630943, 1058356, 1261886, 2116712, 2523772, 5047544, 8202259, 16404518, 32809036, 65618072]

約数ペア:

[(1, 65618072), (2, 32809036), (4, 16404518), (8, 8202259), (13, 5047544), (26, 2523772), (31, 2116712), (52, 1261886), (62, 1058356), (104, 630943), (124, 529178), (248, 264589), (403, 162824), (806, 81412), (1612, 40706), (3224, 20353)]