64007188

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1993}}^1$

素因数の和:2072

約数の個数: 48

約数和(自身を含む): 135783424

約数和(自身を除く): 71776236

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 434, 518, 868, 1036, 1147, 1993, 2294, 3986, 4588, 7972, 8029, 13951, 16058, 27902, 32116, 55804, 61783, 73741, 123566, 147482, 247132, 294964, 432481, 516187, 864962, 1032374, 1729924, 2064748, 2285971, 4571942, 9143884, 16001797, 32003594, 64007188]

約数ペア:

[(1, 64007188), (2, 32003594), (4, 16001797), (7, 9143884), (14, 4571942), (28, 2285971), (31, 2064748), (37, 1729924), (62, 1032374), (74, 864962), (124, 516187), (148, 432481), (217, 294964), (259, 247132), (434, 147482), (518, 123566), (868, 73741), (1036, 61783), (1147, 55804), (1993, 32116), (2294, 27902), (3986, 16058), (4588, 13951), (7972, 8029)]