51595040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{6581}}^1$

素因数の和:6610

約数の個数: 72

約数和(自身を含む): 141815772

約数和(自身を除く): 90220732

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 6581, 7840, 13162, 26324, 32905, 46067, 52648, 65810, 92134, 105296, 131620, 184268, 210592, 230335, 263240, 322469, 368536, 460670, 526480, 644938, 737072, 921340, 1052960, 1289876, 1474144, 1612345, 1842680, 2579752, 3224690, 3685360, 5159504, 6449380, 7370720, 10319008, 12898760, 25797520, 51595040]

約数ペア:

[(1, 51595040), (2, 25797520), (4, 12898760), (5, 10319008), (7, 7370720), (8, 6449380), (10, 5159504), (14, 3685360), (16, 3224690), (20, 2579752), (28, 1842680), (32, 1612345), (35, 1474144), (40, 1289876), (49, 1052960), (56, 921340), (70, 737072), (80, 644938), (98, 526480), (112, 460670), (140, 368536), (160, 322469), (196, 263240), (224, 230335), (245, 210592), (280, 184268), (392, 131620), (490, 105296), (560, 92134), (784, 65810), (980, 52648), (1120, 46067), (1568, 32905), (1960, 26324), (3920, 13162), (6581, 7840)]