180774244

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 369452160

約数和(自身を除く): 188677916

約数列:

[1, 2, 4, 7, 14, 28, 97, 101, 194, 202, 388, 404, 659, 679, 707, 1318, 1358, 1414, 2636, 2716, 2828, 4613, 9226, 9797, 18452, 19594, 39188, 63923, 66559, 68579, 127846, 133118, 137158, 255692, 266236, 274316, 447461, 465913, 894922, 931826, 1789844, 1863652, 6456223, 12912446, 25824892, 45193561, 90387122, 180774244]

約数ペア:

[(1, 180774244), (2, 90387122), (4, 45193561), (7, 25824892), (14, 12912446), (28, 6456223), (97, 1863652), (101, 1789844), (194, 931826), (202, 894922), (388, 465913), (404, 447461), (659, 274316), (679, 266236), (707, 255692), (1318, 137158), (1358, 133118), (1414, 127846), (2636, 68579), (2716, 66559), (2828, 63923), (4613, 39188), (9226, 19594), (9797, 18452)]