81989048

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{1229}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 159408000

約数和(自身を除く): 77418952

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 269, 538, 1076, 1229, 2152, 2458, 4916, 8339, 9832, 16678, 33356, 38099, 66712, 76198, 152396, 304792, 330601, 661202, 1322404, 2644808, 10248631, 20497262, 40994524, 81989048]

約数ペア:

[(1, 81989048), (2, 40994524), (4, 20497262), (8, 10248631), (31, 2644808), (62, 1322404), (124, 661202), (248, 330601), (269, 304792), (538, 152396), (1076, 76198), (1229, 66712), (2152, 38099), (2458, 33356), (4916, 16678), (8339, 9832)]