80051218

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1237}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 137269440

約数和(自身を除く): 57218222

約数列:

[1, 2, 13, 19, 26, 38, 131, 247, 262, 494, 1237, 1703, 2474, 2489, 3406, 4978, 16081, 23503, 32162, 32357, 47006, 64714, 162047, 305539, 324094, 611078, 2106611, 3078893, 4213222, 6157786, 40025609, 80051218]

約数ペア:

[(1, 80051218), (2, 40025609), (13, 6157786), (19, 4213222), (26, 3078893), (38, 2106611), (131, 611078), (247, 324094), (262, 305539), (494, 162047), (1237, 64714), (1703, 47006), (2474, 32357), (2489, 32162), (3406, 23503), (4978, 16081)]