16881250

素因数分解:

$2^1\times 5^5\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 32951016

約数和(自身を除く): 16069766

約数列:

[1, 2, 5, 10, 25, 37, 50, 73, 74, 125, 146, 185, 250, 365, 370, 625, 730, 925, 1250, 1825, 1850, 2701, 3125, 3650, 4625, 5402, 6250, 9125, 9250, 13505, 18250, 23125, 27010, 45625, 46250, 67525, 91250, 115625, 135050, 228125, 231250, 337625, 456250, 675250, 1688125, 3376250, 8440625, 16881250]

約数ペア:

[(1, 16881250), (2, 8440625), (5, 3376250), (10, 1688125), (25, 675250), (37, 456250), (50, 337625), (73, 231250), (74, 228125), (125, 135050), (146, 115625), (185, 91250), (250, 67525), (365, 46250), (370, 45625), (625, 27010), (730, 23125), (925, 18250), (1250, 13505), (1825, 9250), (1850, 9125), (2701, 6250), (3125, 5402), (3650, 4625)]