331457425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 461970432

約数和(自身を除く): 130513007

約数列:

[1, 5, 13, 25, 31, 65, 155, 167, 197, 325, 403, 775, 835, 985, 2015, 2171, 2561, 4175, 4925, 5177, 6107, 10075, 10855, 12805, 25885, 30535, 32899, 54275, 64025, 67301, 79391, 129425, 152675, 164495, 336505, 396955, 427687, 822475, 1019869, 1682525, 1984775, 2138435, 5099345, 10692175, 13258297, 25496725, 66291485, 331457425]

約数ペア:

[(1, 331457425), (5, 66291485), (13, 25496725), (25, 13258297), (31, 10692175), (65, 5099345), (155, 2138435), (167, 1984775), (197, 1682525), (325, 1019869), (403, 822475), (775, 427687), (835, 396955), (985, 336505), (2015, 164495), (2171, 152675), (2561, 129425), (4175, 79391), (4925, 67301), (5177, 64025), (6107, 54275), (10075, 32899), (10855, 30535), (12805, 25885)]