25856740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14207}}^1$

素因数の和:14236

約数の個数: 48

約数和(自身を含む): 66834432

約数和(自身を除く): 40977692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 14207, 28414, 56828, 71035, 99449, 142070, 184691, 198898, 284140, 369382, 397796, 497245, 738764, 923455, 994490, 1292837, 1846910, 1988980, 2585674, 3693820, 5171348, 6464185, 12928370, 25856740]

約数ペア:

[(1, 25856740), (2, 12928370), (4, 6464185), (5, 5171348), (7, 3693820), (10, 2585674), (13, 1988980), (14, 1846910), (20, 1292837), (26, 994490), (28, 923455), (35, 738764), (52, 497245), (65, 397796), (70, 369382), (91, 284140), (130, 198898), (140, 184691), (182, 142070), (260, 99449), (364, 71035), (455, 56828), (910, 28414), (1820, 14207)]