25187360

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1301}}^1$

素因数の和:1338

約数の個数: 72

約数和(自身を含む): 65456748

約数和(自身を除く): 40269388

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1301, 1760, 1936, 2420, 2602, 3872, 4840, 5204, 6505, 9680, 10408, 13010, 14311, 19360, 20816, 26020, 28622, 41632, 52040, 57244, 71555, 104080, 114488, 143110, 157421, 208160, 228976, 286220, 314842, 457952, 572440, 629684, 787105, 1144880, 1259368, 1574210, 2289760, 2518736, 3148420, 5037472, 6296840, 12593680, 25187360]

約数ペア:

[(1, 25187360), (2, 12593680), (4, 6296840), (5, 5037472), (8, 3148420), (10, 2518736), (11, 2289760), (16, 1574210), (20, 1259368), (22, 1144880), (32, 787105), (40, 629684), (44, 572440), (55, 457952), (80, 314842), (88, 286220), (110, 228976), (121, 208160), (160, 157421), (176, 143110), (220, 114488), (242, 104080), (352, 71555), (440, 57244), (484, 52040), (605, 41632), (880, 28622), (968, 26020), (1210, 20816), (1301, 19360), (1760, 14311), (1936, 13010), (2420, 10408), (2602, 9680), (3872, 6505), (4840, 5204)]