80141592

素因数分解:

$2^3\times 3^1\times {\mathrm{157}}^1\times {\mathrm{21269}}^1$

素因数の和:21435

約数の個数: 32

約数和(自身を含む): 201639600

約数和(自身を除く): 121498008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 157, 314, 471, 628, 942, 1256, 1884, 3768, 21269, 42538, 63807, 85076, 127614, 170152, 255228, 510456, 3339233, 6678466, 10017699, 13356932, 20035398, 26713864, 40070796, 80141592]

約数ペア:

[(1, 80141592), (2, 40070796), (3, 26713864), (4, 20035398), (6, 13356932), (8, 10017699), (12, 6678466), (24, 3339233), (157, 510456), (314, 255228), (471, 170152), (628, 127614), (942, 85076), (1256, 63807), (1884, 42538), (3768, 21269)]