78648790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 164436480

約数和(自身を除く): 85787690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 311, 418, 605, 622, 1045, 1210, 1331, 1555, 2090, 2299, 2662, 3110, 3421, 4598, 5909, 6655, 6842, 11495, 11818, 13310, 17105, 22990, 25289, 29545, 34210, 37631, 50578, 59090, 64999, 75262, 126445, 129998, 188155, 252890, 324995, 376310, 413941, 649990, 714989, 827882, 1429978, 2069705, 3574945, 4139410, 7149890, 7864879, 15729758, 39324395, 78648790]

約数ペア:

[(1, 78648790), (2, 39324395), (5, 15729758), (10, 7864879), (11, 7149890), (19, 4139410), (22, 3574945), (38, 2069705), (55, 1429978), (95, 827882), (110, 714989), (121, 649990), (190, 413941), (209, 376310), (242, 324995), (311, 252890), (418, 188155), (605, 129998), (622, 126445), (1045, 75262), (1210, 64999), (1331, 59090), (1555, 50578), (2090, 37631), (2299, 34210), (2662, 29545), (3110, 25289), (3421, 22990), (4598, 17105), (5909, 13310), (6655, 11818), (6842, 11495)]