68697255

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1344

約数の個数: 64

約数和(自身を含む): 133747200

約数和(自身を除く): 65049945

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 165, 187, 209, 255, 285, 323, 561, 627, 935, 969, 1045, 1289, 1615, 2805, 3135, 3553, 3867, 4845, 6445, 10659, 14179, 17765, 19335, 21913, 24491, 42537, 53295, 65739, 70895, 73473, 109565, 122455, 212685, 241043, 269401, 328695, 367365, 416347, 723129, 808203, 1205215, 1249041, 1347005, 2081735, 3615645, 4041015, 4579817, 6245205, 13739451, 22899085, 68697255]

約数ペア:

[(1, 68697255), (3, 22899085), (5, 13739451), (11, 6245205), (15, 4579817), (17, 4041015), (19, 3615645), (33, 2081735), (51, 1347005), (55, 1249041), (57, 1205215), (85, 808203), (95, 723129), (165, 416347), (187, 367365), (209, 328695), (255, 269401), (285, 241043), (323, 212685), (561, 122455), (627, 109565), (935, 73473), (969, 70895), (1045, 65739), (1289, 53295), (1615, 42537), (2805, 24491), (3135, 21913), (3553, 19335), (3867, 17765), (4845, 14179), (6445, 10659)]