163128880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88657}}^1$

素因数の和:88693

約数の個数: 40

約数和(自身を含む): 395769312

約数和(自身を除く): 232640432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 88657, 177314, 354628, 443285, 709256, 886570, 1418512, 1773140, 2039111, 3546280, 4078222, 7092560, 8156444, 10195555, 16312888, 20391110, 32625776, 40782220, 81564440, 163128880]

約数ペア:

[(1, 163128880), (2, 81564440), (4, 40782220), (5, 32625776), (8, 20391110), (10, 16312888), (16, 10195555), (20, 8156444), (23, 7092560), (40, 4078222), (46, 3546280), (80, 2039111), (92, 1773140), (115, 1418512), (184, 886570), (230, 709256), (368, 443285), (460, 354628), (920, 177314), (1840, 88657)]