162742120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{99233}}^1$

素因数の和:99285

約数の個数: 32

約数和(自身を含む): 375104520

約数和(自身を除く): 212362400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 99233, 198466, 396932, 496165, 793864, 992330, 1984660, 3969320, 4068553, 8137106, 16274212, 20342765, 32548424, 40685530, 81371060, 162742120]

約数ペア:

[(1, 162742120), (2, 81371060), (4, 40685530), (5, 32548424), (8, 20342765), (10, 16274212), (20, 8137106), (40, 4068553), (41, 3969320), (82, 1984660), (164, 992330), (205, 793864), (328, 496165), (410, 396932), (820, 198466), (1640, 99233)]