72804808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{1039}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 144144000

約数和(自身を除く): 71339192

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 461, 922, 1039, 1844, 2078, 3688, 4156, 8312, 8759, 17518, 19741, 35036, 39482, 70072, 78964, 157928, 478979, 957958, 1915916, 3831832, 9100601, 18201202, 36402404, 72804808]

約数ペア:

[(1, 72804808), (2, 36402404), (4, 18201202), (8, 9100601), (19, 3831832), (38, 1915916), (76, 957958), (152, 478979), (461, 157928), (922, 78964), (1039, 70072), (1844, 39482), (2078, 35036), (3688, 19741), (4156, 17518), (8312, 8759)]