129380860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{24977}}^1$

素因数の和:25030

約数の個数: 48

約数和(自身を含む): 318919104

約数和(自身を除く): 189538244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 24977, 49954, 99908, 124885, 174839, 249770, 349678, 499540, 699356, 874195, 924149, 1748390, 1848298, 3496780, 3696596, 4620745, 6469043, 9241490, 12938086, 18482980, 25876172, 32345215, 64690430, 129380860]

約数ペア:

[(1, 129380860), (2, 64690430), (4, 32345215), (5, 25876172), (7, 18482980), (10, 12938086), (14, 9241490), (20, 6469043), (28, 4620745), (35, 3696596), (37, 3496780), (70, 1848298), (74, 1748390), (140, 924149), (148, 874195), (185, 699356), (259, 499540), (370, 349678), (518, 249770), (740, 174839), (1036, 124885), (1295, 99908), (2590, 49954), (5180, 24977)]