157661680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179161}}^1$

素因数の和:179185

約数の個数: 40

約数和(自身を含む): 399889584

約数和(自身を除く): 242227904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 179161, 358322, 716644, 895805, 1433288, 1791610, 1970771, 2866576, 3583220, 3941542, 7166440, 7883084, 9853855, 14332880, 15766168, 19707710, 31532336, 39415420, 78830840, 157661680]

約数ペア:

[(1, 157661680), (2, 78830840), (4, 39415420), (5, 31532336), (8, 19707710), (10, 15766168), (11, 14332880), (16, 9853855), (20, 7883084), (22, 7166440), (40, 3941542), (44, 3583220), (55, 2866576), (80, 1970771), (88, 1791610), (110, 1433288), (176, 895805), (220, 716644), (440, 358322), (880, 179161)]