90979000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 250024320

約数和(自身を除く): 159045320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 50, 56, 70, 82, 100, 125, 140, 164, 175, 200, 205, 250, 280, 287, 317, 328, 350, 410, 500, 574, 634, 700, 820, 875, 1000, 1025, 1148, 1268, 1400, 1435, 1585, 1640, 1750, 2050, 2219, 2296, 2536, 2870, 3170, 3500, 4100, 4438, 5125, 5740, 6340, 7000, 7175, 7925, 8200, 8876, 10250, 11095, 11480, 12680, 12997, 14350, 15850, 17752, 20500, 22190, 25994, 28700, 31700, 35875, 39625, 41000, 44380, 51988, 55475, 57400, 63400, 64985, 71750, 79250, 88760, 90979, 103976, 110950, 129970, 143500, 158500, 181958, 221900, 259940, 277375, 287000, 317000, 324925, 363916, 443800, 454895, 519880, 554750, 649850, 727832, 909790, 1109500, 1299700, 1624625, 1819580, 2219000, 2274475, 2599400, 3249250, 3639160, 4548950, 6498500, 9097900, 11372375, 12997000, 18195800, 22744750, 45489500, 90979000]

約数ペア:

[(1, 90979000), (2, 45489500), (4, 22744750), (5, 18195800), (7, 12997000), (8, 11372375), (10, 9097900), (14, 6498500), (20, 4548950), (25, 3639160), (28, 3249250), (35, 2599400), (40, 2274475), (41, 2219000), (50, 1819580), (56, 1624625), (70, 1299700), (82, 1109500), (100, 909790), (125, 727832), (140, 649850), (164, 554750), (175, 519880), (200, 454895), (205, 443800), (250, 363916), (280, 324925), (287, 317000), (317, 287000), (328, 277375), (350, 259940), (410, 221900), (500, 181958), (574, 158500), (634, 143500), (700, 129970), (820, 110950), (875, 103976), (1000, 90979), (1025, 88760), (1148, 79250), (1268, 71750), (1400, 64985), (1435, 63400), (1585, 57400), (1640, 55475), (1750, 51988), (2050, 44380), (2219, 41000), (2296, 39625), (2536, 35875), (2870, 31700), (3170, 28700), (3500, 25994), (4100, 22190), (4438, 20500), (5125, 17752), (5740, 15850), (6340, 14350), (7000, 12997), (7175, 12680), (7925, 11480), (8200, 11095), (8876, 10250)]