25249510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17657}}^1$

素因数の和:17688

約数の個数: 32

約数和(自身を含む): 53397792

約数和(自身を除く): 28148282

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17657, 35314, 88285, 176570, 194227, 229541, 388454, 459082, 971135, 1147705, 1942270, 2295410, 2524951, 5049902, 12624755, 25249510]

約数ペア:

[(1, 25249510), (2, 12624755), (5, 5049902), (10, 2524951), (11, 2295410), (13, 1942270), (22, 1147705), (26, 971135), (55, 459082), (65, 388454), (110, 229541), (130, 194227), (143, 176570), (286, 88285), (715, 35314), (1430, 17657)]