64217656

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 126093600

約数和(自身を除く): 61875944

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 421, 829, 842, 1658, 1684, 3316, 3368, 6632, 9683, 19067, 19366, 38134, 38732, 76268, 77464, 152536, 349009, 698018, 1396036, 2792072, 8027207, 16054414, 32108828, 64217656]

約数ペア:

[(1, 64217656), (2, 32108828), (4, 16054414), (8, 8027207), (23, 2792072), (46, 1396036), (92, 698018), (184, 349009), (421, 152536), (829, 77464), (842, 76268), (1658, 38732), (1684, 38134), (3316, 19366), (3368, 19067), (6632, 9683)]