78787984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23561}}^1$

素因数の和:23599

約数の個数: 40

約数和(自身を含む): 175301280

約数和(自身を除く): 96513296

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 23561, 47122, 94244, 188488, 259171, 376976, 447659, 518342, 895318, 1036684, 1790636, 2073368, 3581272, 4146736, 4924249, 7162544, 9848498, 19696996, 39393992, 78787984]

約数ペア:

[(1, 78787984), (2, 39393992), (4, 19696996), (8, 9848498), (11, 7162544), (16, 4924249), (19, 4146736), (22, 3581272), (38, 2073368), (44, 1790636), (76, 1036684), (88, 895318), (152, 518342), (176, 447659), (209, 376976), (304, 259171), (418, 188488), (836, 94244), (1672, 47122), (3344, 23561)]