166631975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1019}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 214510080

約数和(自身を除く): 47878105

約数列:

[1, 5, 25, 31, 155, 211, 775, 1019, 1055, 5095, 5275, 6541, 25475, 31589, 32705, 157945, 163525, 215009, 789725, 1075045, 5375225, 6665279, 33326395, 166631975]

約数ペア:

[(1, 166631975), (5, 33326395), (25, 6665279), (31, 5375225), (155, 1075045), (211, 789725), (775, 215009), (1019, 163525), (1055, 157945), (5095, 32705), (5275, 31589), (6541, 25475)]