80019180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4583}}^1$

素因数の和:4695

約数の個数: 72

約数和(自身を含む): 245280672

約数和(自身を除く): 165261492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4365, 4583, 5820, 8730, 9166, 13749, 17460, 18332, 22915, 27498, 41247, 45830, 54996, 68745, 82494, 91660, 137490, 164988, 206235, 274980, 412470, 444551, 824940, 889102, 1333653, 1778204, 2222755, 2667306, 4000959, 4445510, 5334612, 6668265, 8001918, 8891020, 13336530, 16003836, 20004795, 26673060, 40009590, 80019180]

約数ペア:

[(1, 80019180), (2, 40009590), (3, 26673060), (4, 20004795), (5, 16003836), (6, 13336530), (9, 8891020), (10, 8001918), (12, 6668265), (15, 5334612), (18, 4445510), (20, 4000959), (30, 2667306), (36, 2222755), (45, 1778204), (60, 1333653), (90, 889102), (97, 824940), (180, 444551), (194, 412470), (291, 274980), (388, 206235), (485, 164988), (582, 137490), (873, 91660), (970, 82494), (1164, 68745), (1455, 54996), (1746, 45830), (1940, 41247), (2910, 27498), (3492, 22915), (4365, 18332), (4583, 17460), (5820, 13749), (8730, 9166)]