81710668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 160425216

約数和(自身を除く): 78714548

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 173, 293, 346, 403, 586, 692, 806, 1172, 1612, 2249, 3809, 4498, 5363, 7618, 8996, 9083, 10726, 15236, 18166, 21452, 36332, 50689, 69719, 101378, 118079, 139438, 202756, 236158, 278876, 472316, 658957, 1317914, 1571359, 2635828, 3142718, 6285436, 20427667, 40855334, 81710668]

約数ペア:

[(1, 81710668), (2, 40855334), (4, 20427667), (13, 6285436), (26, 3142718), (31, 2635828), (52, 1571359), (62, 1317914), (124, 658957), (173, 472316), (293, 278876), (346, 236158), (403, 202756), (586, 139438), (692, 118079), (806, 101378), (1172, 69719), (1612, 50689), (2249, 36332), (3809, 21452), (4498, 18166), (5363, 15236), (7618, 10726), (8996, 9083)]