81098000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:130

約数の個数: 160

約数和(自身を含む): 214486272

約数和(自身を除く): 133388272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 41, 43, 46, 50, 80, 82, 86, 92, 100, 115, 125, 164, 172, 184, 200, 205, 215, 230, 250, 328, 344, 368, 400, 410, 430, 460, 500, 575, 656, 688, 820, 860, 920, 943, 989, 1000, 1025, 1075, 1150, 1640, 1720, 1763, 1840, 1886, 1978, 2000, 2050, 2150, 2300, 2875, 3280, 3440, 3526, 3772, 3956, 4100, 4300, 4600, 4715, 4945, 5125, 5375, 5750, 7052, 7544, 7912, 8200, 8600, 8815, 9200, 9430, 9890, 10250, 10750, 11500, 14104, 15088, 15824, 16400, 17200, 17630, 18860, 19780, 20500, 21500, 23000, 23575, 24725, 28208, 35260, 37720, 39560, 40549, 41000, 43000, 44075, 46000, 47150, 49450, 70520, 75440, 79120, 81098, 82000, 86000, 88150, 94300, 98900, 117875, 123625, 141040, 162196, 176300, 188600, 197800, 202745, 220375, 235750, 247250, 324392, 352600, 377200, 395600, 405490, 440750, 471500, 494500, 648784, 705200, 810980, 881500, 943000, 989000, 1013725, 1621960, 1763000, 1886000, 1978000, 2027450, 3243920, 3526000, 4054900, 5068625, 8109800, 10137250, 16219600, 20274500, 40549000, 81098000]

約数ペア:

[(1, 81098000), (2, 40549000), (4, 20274500), (5, 16219600), (8, 10137250), (10, 8109800), (16, 5068625), (20, 4054900), (23, 3526000), (25, 3243920), (40, 2027450), (41, 1978000), (43, 1886000), (46, 1763000), (50, 1621960), (80, 1013725), (82, 989000), (86, 943000), (92, 881500), (100, 810980), (115, 705200), (125, 648784), (164, 494500), (172, 471500), (184, 440750), (200, 405490), (205, 395600), (215, 377200), (230, 352600), (250, 324392), (328, 247250), (344, 235750), (368, 220375), (400, 202745), (410, 197800), (430, 188600), (460, 176300), (500, 162196), (575, 141040), (656, 123625), (688, 117875), (820, 98900), (860, 94300), (920, 88150), (943, 86000), (989, 82000), (1000, 81098), (1025, 79120), (1075, 75440), (1150, 70520), (1640, 49450), (1720, 47150), (1763, 46000), (1840, 44075), (1886, 43000), (1978, 41000), (2000, 40549), (2050, 39560), (2150, 37720), (2300, 35260), (2875, 28208), (3280, 24725), (3440, 23575), (3526, 23000), (3772, 21500), (3956, 20500), (4100, 19780), (4300, 18860), (4600, 17630), (4715, 17200), (4945, 16400), (5125, 15824), (5375, 15088), (5750, 14104), (7052, 11500), (7544, 10750), (7912, 10250), (8200, 9890), (8600, 9430), (8815, 9200)]