86900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1$

素因数の和:104

約数の個数: 36

約数和(自身を含む): 208320

約数和(自身を除く): 121420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 79, 100, 110, 158, 220, 275, 316, 395, 550, 790, 869, 1100, 1580, 1738, 1975, 3476, 3950, 4345, 7900, 8690, 17380, 21725, 43450, 86900]

約数ペア:

[(1, 86900), (2, 43450), (4, 21725), (5, 17380), (10, 8690), (11, 7900), (20, 4345), (22, 3950), (25, 3476), (44, 1975), (50, 1738), (55, 1580), (79, 1100), (100, 869), (110, 790), (158, 550), (220, 395), (275, 316)]