52547720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 122411520

約数和(自身を除く): 69863800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 137, 172, 215, 223, 274, 344, 430, 446, 548, 685, 860, 892, 1096, 1115, 1370, 1720, 1784, 2230, 2740, 4460, 5480, 5891, 8920, 9589, 11782, 19178, 23564, 29455, 30551, 38356, 47128, 47945, 58910, 61102, 76712, 95890, 117820, 122204, 152755, 191780, 235640, 244408, 305510, 383560, 611020, 1222040, 1313693, 2627386, 5254772, 6568465, 10509544, 13136930, 26273860, 52547720]

約数ペア:

[(1, 52547720), (2, 26273860), (4, 13136930), (5, 10509544), (8, 6568465), (10, 5254772), (20, 2627386), (40, 1313693), (43, 1222040), (86, 611020), (137, 383560), (172, 305510), (215, 244408), (223, 235640), (274, 191780), (344, 152755), (430, 122204), (446, 117820), (548, 95890), (685, 76712), (860, 61102), (892, 58910), (1096, 47945), (1115, 47128), (1370, 38356), (1720, 30551), (1784, 29455), (2230, 23564), (2740, 19178), (4460, 11782), (5480, 9589), (5891, 8920)]