81429530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2151

約数の個数: 64

約数和(自身を含む): 184681728

約数和(自身を除く): 103252198

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 43, 65, 70, 86, 91, 130, 182, 215, 301, 430, 455, 559, 602, 910, 1118, 1505, 2081, 2795, 3010, 3913, 4162, 5590, 7826, 10405, 14567, 19565, 20810, 27053, 29134, 39130, 54106, 72835, 89483, 135265, 145670, 178966, 189371, 270530, 378742, 447415, 626381, 894830, 946855, 1163279, 1252762, 1893710, 2326558, 3131905, 5816395, 6263810, 8142953, 11632790, 16285906, 40714765, 81429530]

約数ペア:

[(1, 81429530), (2, 40714765), (5, 16285906), (7, 11632790), (10, 8142953), (13, 6263810), (14, 5816395), (26, 3131905), (35, 2326558), (43, 1893710), (65, 1252762), (70, 1163279), (86, 946855), (91, 894830), (130, 626381), (182, 447415), (215, 378742), (301, 270530), (430, 189371), (455, 178966), (559, 145670), (602, 135265), (910, 89483), (1118, 72835), (1505, 54106), (2081, 39130), (2795, 29134), (3010, 27053), (3913, 20810), (4162, 19565), (5590, 14567), (7826, 10405)]