31731130

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{401}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 58958928

約数和(自身を除く): 27227798

約数列:

[1, 2, 5, 10, 41, 82, 193, 205, 386, 401, 410, 802, 965, 1930, 2005, 4010, 7913, 15826, 16441, 32882, 39565, 77393, 79130, 82205, 154786, 164410, 386965, 773930, 3173113, 6346226, 15865565, 31731130]

約数ペア:

[(1, 31731130), (2, 15865565), (5, 6346226), (10, 3173113), (41, 773930), (82, 386965), (193, 164410), (205, 154786), (386, 82205), (401, 79130), (410, 77393), (802, 39565), (965, 32882), (1930, 16441), (2005, 15826), (4010, 7913)]