85776520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30203}}^1$

素因数の和:30285

約数の個数: 32

約数和(自身を含む): 195721920

約数和(自身を除く): 109945400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 30203, 60406, 120812, 151015, 241624, 302030, 604060, 1208120, 2144413, 4288826, 8577652, 10722065, 17155304, 21444130, 42888260, 85776520]

約数ペア:

[(1, 85776520), (2, 42888260), (4, 21444130), (5, 17155304), (8, 10722065), (10, 8577652), (20, 4288826), (40, 2144413), (71, 1208120), (142, 604060), (284, 302030), (355, 241624), (568, 151015), (710, 120812), (1420, 60406), (2840, 30203)]