64740904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4391}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 129124800

約数和(自身を除く): 64383896

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1843, 3686, 4391, 7372, 8782, 14744, 17564, 35128, 83429, 166858, 333716, 425927, 667432, 851854, 1703708, 3407416, 8092613, 16185226, 32370452, 64740904]

約数ペア:

[(1, 64740904), (2, 32370452), (4, 16185226), (8, 8092613), (19, 3407416), (38, 1703708), (76, 851854), (97, 667432), (152, 425927), (194, 333716), (388, 166858), (776, 83429), (1843, 35128), (3686, 17564), (4391, 14744), (7372, 8782)]