85961915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1239

約数の個数: 32

約数和(自身を含む): 117874176

約数和(自身を除く): 31912261

約数列:

[1, 5, 13, 31, 37, 65, 155, 185, 403, 481, 1147, 1153, 2015, 2405, 5735, 5765, 14911, 14989, 35743, 42661, 74555, 74945, 178715, 213305, 464659, 554593, 1322491, 2323295, 2772965, 6612455, 17192383, 85961915]

約数ペア:

[(1, 85961915), (5, 17192383), (13, 6612455), (31, 2772965), (37, 2323295), (65, 1322491), (155, 554593), (185, 464659), (403, 213305), (481, 178715), (1147, 74945), (1153, 74555), (2015, 42661), (2405, 35743), (5735, 14989), (5765, 14911)]