82168910

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1100

約数の個数: 32

約数和(自身を含む): 153287424

約数和(自身を除く): 71118514

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 401, 661, 802, 1322, 2005, 3305, 4010, 6610, 12431, 20491, 24862, 40982, 62155, 102455, 124310, 204910, 265061, 530122, 1325305, 2650610, 8216891, 16433782, 41084455, 82168910]

約数ペア:

[(1, 82168910), (2, 41084455), (5, 16433782), (10, 8216891), (31, 2650610), (62, 1325305), (155, 530122), (310, 265061), (401, 204910), (661, 124310), (802, 102455), (1322, 62155), (2005, 40982), (3305, 24862), (4010, 20491), (6610, 12431)]