80217384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{257107}}^1$

素因数の和:257129

約数の個数: 32

約数和(自身を含む): 215970720

約数和(自身を除く): 135753336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 257107, 514214, 771321, 1028428, 1542642, 2056856, 3085284, 3342391, 6170568, 6684782, 10027173, 13369564, 20054346, 26739128, 40108692, 80217384]

約数ペア:

[(1, 80217384), (2, 40108692), (3, 26739128), (4, 20054346), (6, 13369564), (8, 10027173), (12, 6684782), (13, 6170568), (24, 3342391), (26, 3085284), (39, 2056856), (52, 1542642), (78, 1028428), (104, 771321), (156, 514214), (312, 257107)]