78718190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2297}}^1$

素因数の和:2476

約数の個数: 32

約数和(自身を含む): 148910400

約数和(自身を除く): 70192210

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 745, 1490, 2297, 3427, 4594, 6854, 11485, 17135, 22970, 34270, 52831, 105662, 264155, 342253, 528310, 684506, 1711265, 3422530, 7871819, 15743638, 39359095, 78718190]

約数ペア:

[(1, 78718190), (2, 39359095), (5, 15743638), (10, 7871819), (23, 3422530), (46, 1711265), (115, 684506), (149, 528310), (230, 342253), (298, 264155), (745, 105662), (1490, 52831), (2297, 34270), (3427, 22970), (4594, 17135), (6854, 11485)]