194920000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^1\times {\mathrm{443}}^1$

素因数の和:486

約数の個数: 140

約数和(自身を含む): 528468336

約数和(自身を除く): 333548336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 125, 160, 176, 200, 220, 250, 275, 320, 352, 400, 440, 443, 500, 550, 625, 704, 800, 880, 886, 1000, 1100, 1250, 1375, 1600, 1760, 1772, 2000, 2200, 2215, 2500, 2750, 3520, 3544, 4000, 4400, 4430, 4873, 5000, 5500, 6875, 7088, 8000, 8800, 8860, 9746, 10000, 11000, 11075, 13750, 14176, 17600, 17720, 19492, 20000, 22000, 22150, 24365, 27500, 28352, 35440, 38984, 40000, 44000, 44300, 48730, 55000, 55375, 70880, 77968, 88000, 88600, 97460, 110000, 110750, 121825, 141760, 155936, 177200, 194920, 220000, 221500, 243650, 276875, 311872, 354400, 389840, 440000, 443000, 487300, 553750, 609125, 708800, 779680, 886000, 974600, 1107500, 1218250, 1559360, 1772000, 1949200, 2215000, 2436500, 3045625, 3544000, 3898400, 4430000, 4873000, 6091250, 7796800, 8860000, 9746000, 12182500, 17720000, 19492000, 24365000, 38984000, 48730000, 97460000, 194920000]

約数ペア:

[(1, 194920000), (2, 97460000), (4, 48730000), (5, 38984000), (8, 24365000), (10, 19492000), (11, 17720000), (16, 12182500), (20, 9746000), (22, 8860000), (25, 7796800), (32, 6091250), (40, 4873000), (44, 4430000), (50, 3898400), (55, 3544000), (64, 3045625), (80, 2436500), (88, 2215000), (100, 1949200), (110, 1772000), (125, 1559360), (160, 1218250), (176, 1107500), (200, 974600), (220, 886000), (250, 779680), (275, 708800), (320, 609125), (352, 553750), (400, 487300), (440, 443000), (443, 440000), (500, 389840), (550, 354400), (625, 311872), (704, 276875), (800, 243650), (880, 221500), (886, 220000), (1000, 194920), (1100, 177200), (1250, 155936), (1375, 141760), (1600, 121825), (1760, 110750), (1772, 110000), (2000, 97460), (2200, 88600), (2215, 88000), (2500, 77968), (2750, 70880), (3520, 55375), (3544, 55000), (4000, 48730), (4400, 44300), (4430, 44000), (4873, 40000), (5000, 38984), (5500, 35440), (6875, 28352), (7088, 27500), (8000, 24365), (8800, 22150), (8860, 22000), (9746, 20000), (10000, 19492), (11000, 17720), (11075, 17600), (13750, 14176)]