157211480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{58661}}^1$

素因数の和:58739

約数の個数: 32

約数和(自身を含む): 359011440

約数和(自身を除く): 201799960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 58661, 117322, 234644, 293305, 469288, 586610, 1173220, 2346440, 3930287, 7860574, 15721148, 19651435, 31442296, 39302870, 78605740, 157211480]

約数ペア:

[(1, 157211480), (2, 78605740), (4, 39302870), (5, 31442296), (8, 19651435), (10, 15721148), (20, 7860574), (40, 3930287), (67, 2346440), (134, 1173220), (268, 586610), (335, 469288), (536, 293305), (670, 234644), (1340, 117322), (2680, 58661)]