80521250

素因数分解:

$2^1\times 5^4\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1800

約数の個数: 40

約数和(自身を含む): 155097228

約数和(自身を除く): 74575978

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 125, 185, 250, 370, 625, 925, 1250, 1741, 1850, 3482, 4625, 8705, 9250, 17410, 23125, 43525, 46250, 64417, 87050, 128834, 217625, 322085, 435250, 644170, 1088125, 1610425, 2176250, 3220850, 8052125, 16104250, 40260625, 80521250]

約数ペア:

[(1, 80521250), (2, 40260625), (5, 16104250), (10, 8052125), (25, 3220850), (37, 2176250), (50, 1610425), (74, 1088125), (125, 644170), (185, 435250), (250, 322085), (370, 217625), (625, 128834), (925, 87050), (1250, 64417), (1741, 46250), (1850, 43525), (3482, 23125), (4625, 17410), (8705, 9250)]