85688020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2843}}^1$

素因数の和:3000

約数の個数: 48

約数和(自身を含む): 197805888

約数和(自身を除く): 112117868

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1370, 1507, 2740, 2843, 3014, 5686, 6028, 7535, 11372, 14215, 15070, 28430, 30140, 31273, 56860, 62546, 125092, 156365, 312730, 389491, 625460, 778982, 1557964, 1947455, 3894910, 4284401, 7789820, 8568802, 17137604, 21422005, 42844010, 85688020]

約数ペア:

[(1, 85688020), (2, 42844010), (4, 21422005), (5, 17137604), (10, 8568802), (11, 7789820), (20, 4284401), (22, 3894910), (44, 1947455), (55, 1557964), (110, 778982), (137, 625460), (220, 389491), (274, 312730), (548, 156365), (685, 125092), (1370, 62546), (1507, 56860), (2740, 31273), (2843, 30140), (3014, 28430), (5686, 15070), (6028, 14215), (7535, 11372)]