25455760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28927}}^1$

素因数の和:28951

約数の個数: 40

約数和(自身を含む): 64567296

約数和(自身を除く): 39111536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 28927, 57854, 115708, 144635, 231416, 289270, 318197, 462832, 578540, 636394, 1157080, 1272788, 1590985, 2314160, 2545576, 3181970, 5091152, 6363940, 12727880, 25455760]

約数ペア:

[(1, 25455760), (2, 12727880), (4, 6363940), (5, 5091152), (8, 3181970), (10, 2545576), (11, 2314160), (16, 1590985), (20, 1272788), (22, 1157080), (40, 636394), (44, 578540), (55, 462832), (80, 318197), (88, 289270), (110, 231416), (176, 144635), (220, 115708), (440, 57854), (880, 28927)]