85771172

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:540

約数の個数: 36

約数和(自身を含む): 158399388

約数和(自身を除く): 72628216

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 212, 421, 842, 961, 1643, 1684, 1922, 3286, 3844, 6572, 13051, 22313, 26102, 44626, 50933, 52204, 89252, 101866, 203732, 404581, 691703, 809162, 1383406, 1618324, 2766812, 21442793, 42885586, 85771172]

約数ペア:

[(1, 85771172), (2, 42885586), (4, 21442793), (31, 2766812), (53, 1618324), (62, 1383406), (106, 809162), (124, 691703), (212, 404581), (421, 203732), (842, 101866), (961, 89252), (1643, 52204), (1684, 50933), (1922, 44626), (3286, 26102), (3844, 22313), (6572, 13051)]