129481808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{4391}}^1$

素因数の和:4515

約数の個数: 40

約数和(自身を含む): 266857920

約数和(自身を除く): 137376112

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 97, 152, 194, 304, 388, 776, 1552, 1843, 3686, 4391, 7372, 8782, 14744, 17564, 29488, 35128, 70256, 83429, 166858, 333716, 425927, 667432, 851854, 1334864, 1703708, 3407416, 6814832, 8092613, 16185226, 32370452, 64740904, 129481808]

約数ペア:

[(1, 129481808), (2, 64740904), (4, 32370452), (8, 16185226), (16, 8092613), (19, 6814832), (38, 3407416), (76, 1703708), (97, 1334864), (152, 851854), (194, 667432), (304, 425927), (388, 333716), (776, 166858), (1552, 83429), (1843, 70256), (3686, 35128), (4391, 29488), (7372, 17564), (8782, 14744)]