61399664

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{54049}}^1$

素因数の和:54128

約数の個数: 20

約数和(自身を含む): 120639600

約数和(自身を除く): 59239936

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 54049, 108098, 216196, 432392, 864784, 3837479, 7674958, 15349916, 30699832, 61399664]

約数ペア:

[(1, 61399664), (2, 30699832), (4, 15349916), (8, 7674958), (16, 3837479), (71, 864784), (142, 432392), (284, 216196), (568, 108098), (1136, 54049)]