198440000

素因数分解:

$2^6\times 5^4\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 210

約数和(自身を含む): 554058582

約数和(自身を除く): 355618582

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 41, 44, 50, 55, 64, 80, 82, 88, 100, 110, 121, 125, 160, 164, 176, 200, 205, 220, 242, 250, 275, 320, 328, 352, 400, 410, 440, 451, 484, 500, 550, 605, 625, 656, 704, 800, 820, 880, 902, 968, 1000, 1025, 1100, 1210, 1250, 1312, 1375, 1600, 1640, 1760, 1804, 1936, 2000, 2050, 2200, 2255, 2420, 2500, 2624, 2750, 3025, 3280, 3520, 3608, 3872, 4000, 4100, 4400, 4510, 4840, 4961, 5000, 5125, 5500, 6050, 6560, 6875, 7216, 7744, 8000, 8200, 8800, 9020, 9680, 9922, 10000, 10250, 11000, 11275, 12100, 13120, 13750, 14432, 15125, 16400, 17600, 18040, 19360, 19844, 20000, 20500, 22000, 22550, 24200, 24805, 25625, 27500, 28864, 30250, 32800, 36080, 38720, 39688, 40000, 41000, 44000, 45100, 48400, 49610, 51250, 55000, 56375, 60500, 65600, 72160, 75625, 79376, 82000, 88000, 90200, 96800, 99220, 102500, 110000, 112750, 121000, 124025, 144320, 151250, 158752, 164000, 180400, 193600, 198440, 205000, 220000, 225500, 242000, 248050, 281875, 302500, 317504, 328000, 360800, 396880, 410000, 440000, 451000, 484000, 496100, 563750, 605000, 620125, 721600, 793760, 820000, 902000, 968000, 992200, 1127500, 1210000, 1240250, 1587520, 1640000, 1804000, 1984400, 2255000, 2420000, 2480500, 3100625, 3608000, 3968800, 4510000, 4840000, 4961000, 6201250, 7937600, 9020000, 9922000, 12402500, 18040000, 19844000, 24805000, 39688000, 49610000, 99220000, 198440000]

約数ペア:

[(1, 198440000), (2, 99220000), (4, 49610000), (5, 39688000), (8, 24805000), (10, 19844000), (11, 18040000), (16, 12402500), (20, 9922000), (22, 9020000), (25, 7937600), (32, 6201250), (40, 4961000), (41, 4840000), (44, 4510000), (50, 3968800), (55, 3608000), (64, 3100625), (80, 2480500), (82, 2420000), (88, 2255000), (100, 1984400), (110, 1804000), (121, 1640000), (125, 1587520), (160, 1240250), (164, 1210000), (176, 1127500), (200, 992200), (205, 968000), (220, 902000), (242, 820000), (250, 793760), (275, 721600), (320, 620125), (328, 605000), (352, 563750), (400, 496100), (410, 484000), (440, 451000), (451, 440000), (484, 410000), (500, 396880), (550, 360800), (605, 328000), (625, 317504), (656, 302500), (704, 281875), (800, 248050), (820, 242000), (880, 225500), (902, 220000), (968, 205000), (1000, 198440), (1025, 193600), (1100, 180400), (1210, 164000), (1250, 158752), (1312, 151250), (1375, 144320), (1600, 124025), (1640, 121000), (1760, 112750), (1804, 110000), (1936, 102500), (2000, 99220), (2050, 96800), (2200, 90200), (2255, 88000), (2420, 82000), (2500, 79376), (2624, 75625), (2750, 72160), (3025, 65600), (3280, 60500), (3520, 56375), (3608, 55000), (3872, 51250), (4000, 49610), (4100, 48400), (4400, 45100), (4510, 44000), (4840, 41000), (4961, 40000), (5000, 39688), (5125, 38720), (5500, 36080), (6050, 32800), (6560, 30250), (6875, 28864), (7216, 27500), (7744, 25625), (8000, 24805), (8200, 24200), (8800, 22550), (9020, 22000), (9680, 20500), (9922, 20000), (10000, 19844), (10250, 19360), (11000, 18040), (11275, 17600), (12100, 16400), (13120, 15125), (13750, 14432)]