77673320

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9203}}^1$

素因数の和:9425

約数の個数: 32

約数和(自身を含む): 175612320

約数和(自身を除く): 97939000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 8440, 9203, 18406, 36812, 46015, 73624, 92030, 184060, 368120, 1941833, 3883666, 7767332, 9709165, 15534664, 19418330, 38836660, 77673320]

約数ペア:

[(1, 77673320), (2, 38836660), (4, 19418330), (5, 15534664), (8, 9709165), (10, 7767332), (20, 3883666), (40, 1941833), (211, 368120), (422, 184060), (844, 92030), (1055, 73624), (1688, 46015), (2110, 36812), (4220, 18406), (8440, 9203)]