88395440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6863}}^1$

素因数の和:6906

約数の個数: 80

約数和(自身を含む): 245127168

約数和(自身を除く): 156731728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 6863, 12880, 13726, 27452, 34315, 48041, 54904, 68630, 96082, 109808, 137260, 157849, 192164, 240205, 274520, 315698, 384328, 480410, 549040, 631396, 768656, 789245, 960820, 1104943, 1262792, 1578490, 1921640, 2209886, 2525584, 3156980, 3843280, 4419772, 5524715, 6313960, 8839544, 11049430, 12627920, 17679088, 22098860, 44197720, 88395440]

約数ペア:

[(1, 88395440), (2, 44197720), (4, 22098860), (5, 17679088), (7, 12627920), (8, 11049430), (10, 8839544), (14, 6313960), (16, 5524715), (20, 4419772), (23, 3843280), (28, 3156980), (35, 2525584), (40, 2209886), (46, 1921640), (56, 1578490), (70, 1262792), (80, 1104943), (92, 960820), (112, 789245), (115, 768656), (140, 631396), (161, 549040), (184, 480410), (230, 384328), (280, 315698), (322, 274520), (368, 240205), (460, 192164), (560, 157849), (644, 137260), (805, 109808), (920, 96082), (1288, 68630), (1610, 54904), (1840, 48041), (2576, 34315), (3220, 27452), (6440, 13726), (6863, 12880)]