81431048

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3251}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 159217920

約数和(自身を除く): 77786872

約数列:

[1, 2, 4, 8, 31, 62, 101, 124, 202, 248, 404, 808, 3131, 3251, 6262, 6502, 12524, 13004, 25048, 26008, 100781, 201562, 328351, 403124, 656702, 806248, 1313404, 2626808, 10178881, 20357762, 40715524, 81431048]

約数ペア:

[(1, 81431048), (2, 40715524), (4, 20357762), (8, 10178881), (31, 2626808), (62, 1313404), (101, 806248), (124, 656702), (202, 403124), (248, 328351), (404, 201562), (808, 100781), (3131, 26008), (3251, 25048), (6262, 13004), (6502, 12524)]