81009136

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{29959}}^1$

素因数の和:29993

約数の個数: 30

約数和(自身を含む): 169963080

約数和(自身を除く): 88953944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 29959, 59918, 119836, 239672, 389467, 479344, 778934, 1557868, 3115736, 5063071, 6231472, 10126142, 20252284, 40504568, 81009136]

約数ペア:

[(1, 81009136), (2, 40504568), (4, 20252284), (8, 10126142), (13, 6231472), (16, 5063071), (26, 3115736), (52, 1557868), (104, 778934), (169, 479344), (208, 389467), (338, 239672), (676, 119836), (1352, 59918), (2704, 29959)]