78368776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2731}}^1$

素因数の和:2965

約数の個数: 32

約数和(自身を含む): 156379680

約数和(自身を除く): 78010904

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211, 422, 844, 1688, 2731, 3587, 5462, 7174, 10924, 14348, 21848, 28696, 46427, 92854, 185708, 371416, 576241, 1152482, 2304964, 4609928, 9796097, 19592194, 39184388, 78368776]

約数ペア:

[(1, 78368776), (2, 39184388), (4, 19592194), (8, 9796097), (17, 4609928), (34, 2304964), (68, 1152482), (136, 576241), (211, 371416), (422, 185708), (844, 92854), (1688, 46427), (2731, 28696), (3587, 21848), (5462, 14348), (7174, 10924)]