70778440

素因数分解:

$2^3\times 5^1\times {\mathrm{1097}}^1\times {\mathrm{1613}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 159495480

約数和(自身を除く): 88717040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1097, 1613, 2194, 3226, 4388, 5485, 6452, 8065, 8776, 10970, 12904, 16130, 21940, 32260, 43880, 64520, 1769461, 3538922, 7077844, 8847305, 14155688, 17694610, 35389220, 70778440]

約数ペア:

[(1, 70778440), (2, 35389220), (4, 17694610), (5, 14155688), (8, 8847305), (10, 7077844), (20, 3538922), (40, 1769461), (1097, 64520), (1613, 43880), (2194, 32260), (3226, 21940), (4388, 16130), (5485, 12904), (6452, 10970), (8065, 8776)]