131042263952

素因数分解:

$2^4\times {\mathrm{40213}}^1\times {\mathrm{203669}}^1$

素因数の和:243890

約数の個数: 20

約数和(自身を含む): 253901946780

約数和(自身を除く): 122859682828

約数列:

[1, 2, 4, 8, 16, 40213, 80426, 160852, 203669, 321704, 407338, 643408, 814676, 1629352, 3258704, 8190141497, 16380282994, 32760565988, 65521131976, 131042263952]

約数ペア:

[(1, 131042263952), (2, 65521131976), (4, 32760565988), (8, 16380282994), (16, 8190141497), (40213, 3258704), (80426, 1629352), (160852, 814676), (203669, 643408), (321704, 407338)]