201289168

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 395543880

約数和(自身を除く): 194254712

約数列:

[1, 2, 4, 8, 16, 137, 229, 274, 401, 458, 548, 802, 916, 1096, 1604, 1832, 2192, 3208, 3664, 6416, 31373, 54937, 62746, 91829, 109874, 125492, 183658, 219748, 250984, 367316, 439496, 501968, 734632, 878992, 1469264, 12580573, 25161146, 50322292, 100644584, 201289168]

約数ペア:

[(1, 201289168), (2, 100644584), (4, 50322292), (8, 25161146), (16, 12580573), (137, 1469264), (229, 878992), (274, 734632), (401, 501968), (458, 439496), (548, 367316), (802, 250984), (916, 219748), (1096, 183658), (1604, 125492), (1832, 109874), (2192, 91829), (3208, 62746), (3664, 54937), (6416, 31373)]