80408150

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 154208880

約数和(自身を除く): 73800730

約数列:

[1, 2, 5, 10, 25, 50, 59, 97, 118, 194, 281, 295, 485, 562, 590, 970, 1405, 1475, 2425, 2810, 2950, 4850, 5723, 7025, 11446, 14050, 16579, 27257, 28615, 33158, 54514, 57230, 82895, 136285, 143075, 165790, 272570, 286150, 414475, 681425, 828950, 1362850, 1608163, 3216326, 8040815, 16081630, 40204075, 80408150]

約数ペア:

[(1, 80408150), (2, 40204075), (5, 16081630), (10, 8040815), (25, 3216326), (50, 1608163), (59, 1362850), (97, 828950), (118, 681425), (194, 414475), (281, 286150), (295, 272570), (485, 165790), (562, 143075), (590, 136285), (970, 82895), (1405, 57230), (1475, 54514), (2425, 33158), (2810, 28615), (2950, 27257), (4850, 16579), (5723, 14050), (7025, 11446)]