78262216

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1223}}^1$

素因数の和:1669

約数の個数: 32

約数和(自身を含む): 154958400

約数和(自身を除く): 76696184

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 421, 842, 1223, 1684, 2446, 3368, 4892, 7999, 9784, 15998, 23237, 31996, 46474, 63992, 92948, 185896, 514883, 1029766, 2059532, 4119064, 9782777, 19565554, 39131108, 78262216]

約数ペア:

[(1, 78262216), (2, 39131108), (4, 19565554), (8, 9782777), (19, 4119064), (38, 2059532), (76, 1029766), (152, 514883), (421, 185896), (842, 92948), (1223, 63992), (1684, 46474), (2446, 31996), (3368, 23237), (4892, 15998), (7999, 9784)]