129214250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2473}}^1$

素因数の和:2520

約数の個数: 64

約数和(自身を含む): 277879680

約数和(自身を除く): 148665430

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 550, 950, 1045, 1375, 2090, 2375, 2473, 2750, 4750, 4946, 5225, 10450, 12365, 24730, 26125, 27203, 46987, 52250, 54406, 61825, 93974, 123650, 136015, 234935, 272030, 309125, 469870, 516857, 618250, 680075, 1033714, 1174675, 1360150, 2349350, 2584285, 3400375, 5168570, 5873375, 6800750, 11746750, 12921425, 25842850, 64607125, 129214250]

約数ペア:

[(1, 129214250), (2, 64607125), (5, 25842850), (10, 12921425), (11, 11746750), (19, 6800750), (22, 5873375), (25, 5168570), (38, 3400375), (50, 2584285), (55, 2349350), (95, 1360150), (110, 1174675), (125, 1033714), (190, 680075), (209, 618250), (250, 516857), (275, 469870), (418, 309125), (475, 272030), (550, 234935), (950, 136015), (1045, 123650), (1375, 93974), (2090, 61825), (2375, 54406), (2473, 52250), (2750, 46987), (4750, 27203), (4946, 26125), (5225, 24730), (10450, 12365)]