8117009840

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{601}}^1\times {\mathrm{2137}}^1$

素因数の和:2830

約数の個数: 80

約数和(自身を含む): 19151690880

約数和(自身を除く): 11034681040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 601, 632, 790, 1202, 1264, 1580, 2137, 2404, 3005, 3160, 4274, 4808, 6010, 6320, 8548, 9616, 10685, 12020, 17096, 21370, 24040, 34192, 42740, 47479, 48080, 85480, 94958, 168823, 170960, 189916, 237395, 337646, 379832, 474790, 675292, 759664, 844115, 949580, 1284337, 1350584, 1688230, 1899160, 2568674, 2701168, 3376460, 3798320, 5137348, 6421685, 6752920, 10274696, 12843370, 13505840, 20549392, 25686740, 51373480, 101462623, 102746960, 202925246, 405850492, 507313115, 811700984, 1014626230, 1623401968, 2029252460, 4058504920, 8117009840]

約数ペア:

[(1, 8117009840), (2, 4058504920), (4, 2029252460), (5, 1623401968), (8, 1014626230), (10, 811700984), (16, 507313115), (20, 405850492), (40, 202925246), (79, 102746960), (80, 101462623), (158, 51373480), (316, 25686740), (395, 20549392), (601, 13505840), (632, 12843370), (790, 10274696), (1202, 6752920), (1264, 6421685), (1580, 5137348), (2137, 3798320), (2404, 3376460), (3005, 2701168), (3160, 2568674), (4274, 1899160), (4808, 1688230), (6010, 1350584), (6320, 1284337), (8548, 949580), (9616, 844115), (10685, 759664), (12020, 675292), (17096, 474790), (21370, 379832), (24040, 337646), (34192, 237395), (42740, 189916), (47479, 170960), (48080, 168823), (85480, 94958)]