34900520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 81544320

約数和(自身を除く): 46643800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 103, 172, 197, 206, 215, 344, 394, 412, 430, 515, 788, 824, 860, 985, 1030, 1576, 1720, 1970, 2060, 3940, 4120, 4429, 7880, 8471, 8858, 16942, 17716, 20291, 22145, 33884, 35432, 40582, 42355, 44290, 67768, 81164, 84710, 88580, 101455, 162328, 169420, 177160, 202910, 338840, 405820, 811640, 872513, 1745026, 3490052, 4362565, 6980104, 8725130, 17450260, 34900520]

約数ペア:

[(1, 34900520), (2, 17450260), (4, 8725130), (5, 6980104), (8, 4362565), (10, 3490052), (20, 1745026), (40, 872513), (43, 811640), (86, 405820), (103, 338840), (172, 202910), (197, 177160), (206, 169420), (215, 162328), (344, 101455), (394, 88580), (412, 84710), (430, 81164), (515, 67768), (788, 44290), (824, 42355), (860, 40582), (985, 35432), (1030, 33884), (1576, 22145), (1720, 20291), (1970, 17716), (2060, 16942), (3940, 8858), (4120, 8471), (4429, 7880)]