80176528

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{977}}^1$

素因数の和:1231

約数の個数: 40

約数和(自身を含む): 162989568

約数和(自身を除く): 82813040

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 223, 368, 446, 892, 977, 1784, 1954, 3568, 3908, 5129, 7816, 10258, 15632, 20516, 22471, 41032, 44942, 82064, 89884, 179768, 217871, 359536, 435742, 871484, 1742968, 3485936, 5011033, 10022066, 20044132, 40088264, 80176528]

約数ペア:

[(1, 80176528), (2, 40088264), (4, 20044132), (8, 10022066), (16, 5011033), (23, 3485936), (46, 1742968), (92, 871484), (184, 435742), (223, 359536), (368, 217871), (446, 179768), (892, 89884), (977, 82064), (1784, 44942), (1954, 41032), (3568, 22471), (3908, 20516), (5129, 15632), (7816, 10258)]