166555568

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:945

約数の個数: 40

約数和(自身を含む): 329353920

約数和(自身を除く): 162798352

約数列:

[1, 2, 4, 8, 16, 67, 134, 251, 268, 502, 536, 619, 1004, 1072, 1238, 2008, 2476, 4016, 4952, 9904, 16817, 33634, 41473, 67268, 82946, 134536, 155369, 165892, 269072, 310738, 331784, 621476, 663568, 1242952, 2485904, 10409723, 20819446, 41638892, 83277784, 166555568]

約数ペア:

[(1, 166555568), (2, 83277784), (4, 41638892), (8, 20819446), (16, 10409723), (67, 2485904), (134, 1242952), (251, 663568), (268, 621476), (502, 331784), (536, 310738), (619, 269072), (1004, 165892), (1072, 155369), (1238, 134536), (2008, 82946), (2476, 67268), (4016, 41473), (4952, 33634), (9904, 16817)]