102978520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{761}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 246888000

約数和(自身を除く): 143909480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 199, 340, 398, 680, 761, 796, 995, 1522, 1592, 1990, 3044, 3383, 3805, 3980, 6088, 6766, 7610, 7960, 12937, 13532, 15220, 16915, 25874, 27064, 30440, 33830, 51748, 64685, 67660, 103496, 129370, 135320, 151439, 258740, 302878, 517480, 605756, 757195, 1211512, 1514390, 2574463, 3028780, 5148926, 6057560, 10297852, 12872315, 20595704, 25744630, 51489260, 102978520]

約数ペア:

[(1, 102978520), (2, 51489260), (4, 25744630), (5, 20595704), (8, 12872315), (10, 10297852), (17, 6057560), (20, 5148926), (34, 3028780), (40, 2574463), (68, 1514390), (85, 1211512), (136, 757195), (170, 605756), (199, 517480), (340, 302878), (398, 258740), (680, 151439), (761, 135320), (796, 129370), (995, 103496), (1522, 67660), (1592, 64685), (1990, 51748), (3044, 33830), (3383, 30440), (3805, 27064), (3980, 25874), (6088, 16915), (6766, 15220), (7610, 13532), (7960, 12937)]