64185880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8581}}^1$

素因数の和:8620

約数の個数: 64

約数和(自身を含む): 166834080

約数和(自身を除く): 102648200

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 8581, 17162, 34324, 42905, 68648, 85810, 94391, 145877, 171620, 188782, 291754, 343240, 377564, 471955, 583508, 729385, 755128, 943910, 1167016, 1458770, 1604647, 1887820, 2917540, 3209294, 3775640, 5835080, 6418588, 8023235, 12837176, 16046470, 32092940, 64185880]

約数ペア:

[(1, 64185880), (2, 32092940), (4, 16046470), (5, 12837176), (8, 8023235), (10, 6418588), (11, 5835080), (17, 3775640), (20, 3209294), (22, 2917540), (34, 1887820), (40, 1604647), (44, 1458770), (55, 1167016), (68, 943910), (85, 755128), (88, 729385), (110, 583508), (136, 471955), (170, 377564), (187, 343240), (220, 291754), (340, 188782), (374, 171620), (440, 145877), (680, 94391), (748, 85810), (935, 68648), (1496, 42905), (1870, 34324), (3740, 17162), (7480, 8581)]