81706150

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{27697}}^1$

素因数の和:27768

約数の個数: 24

約数和(自身を含む): 154554840

約数和(自身を除く): 72848690

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 27697, 55394, 138485, 276970, 692425, 1384850, 1634123, 3268246, 8170615, 16341230, 40853075, 81706150]

約数ペア:

[(1, 81706150), (2, 40853075), (5, 16341230), (10, 8170615), (25, 3268246), (50, 1634123), (59, 1384850), (118, 692425), (295, 276970), (590, 138485), (1475, 55394), (2950, 27697)]