15820689136

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1\times {\mathrm{2861}}^1$

素因数の和:3482

約数の個数: 80

約数和(自身を含む): 35474604480

約数和(自身を除く): 19653915344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 509, 679, 776, 1018, 1358, 1552, 2036, 2716, 2861, 3563, 4072, 5432, 5722, 7126, 8144, 10864, 11444, 14252, 20027, 22888, 28504, 40054, 45776, 49373, 57008, 80108, 98746, 160216, 197492, 277517, 320432, 345611, 394984, 555034, 691222, 789968, 1110068, 1382444, 1456249, 1942619, 2220136, 2764888, 2912498, 3885238, 4440272, 5529776, 5824996, 7770476, 10193743, 11649992, 15540952, 20387486, 23299984, 31081904, 40774972, 81549944, 141256153, 163099888, 282512306, 565024612, 988793071, 1130049224, 1977586142, 2260098448, 3955172284, 7910344568, 15820689136]

約数ペア:

[(1, 15820689136), (2, 7910344568), (4, 3955172284), (7, 2260098448), (8, 1977586142), (14, 1130049224), (16, 988793071), (28, 565024612), (56, 282512306), (97, 163099888), (112, 141256153), (194, 81549944), (388, 40774972), (509, 31081904), (679, 23299984), (776, 20387486), (1018, 15540952), (1358, 11649992), (1552, 10193743), (2036, 7770476), (2716, 5824996), (2861, 5529776), (3563, 4440272), (4072, 3885238), (5432, 2912498), (5722, 2764888), (7126, 2220136), (8144, 1942619), (10864, 1456249), (11444, 1382444), (14252, 1110068), (20027, 789968), (22888, 691222), (28504, 555034), (40054, 394984), (45776, 345611), (49373, 320432), (57008, 277517), (80108, 197492), (98746, 160216)]