129973072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1867}}^1$

素因数の和:2123

約数の個数: 40

約数和(自身を含む): 266376800

約数和(自身を除く): 136403728

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 229, 304, 458, 916, 1832, 1867, 3664, 3734, 4351, 7468, 8702, 14936, 17404, 29872, 34808, 35473, 69616, 70946, 141892, 283784, 427543, 567568, 855086, 1710172, 3420344, 6840688, 8123317, 16246634, 32493268, 64986536, 129973072]

約数ペア:

[(1, 129973072), (2, 64986536), (4, 32493268), (8, 16246634), (16, 8123317), (19, 6840688), (38, 3420344), (76, 1710172), (152, 855086), (229, 567568), (304, 427543), (458, 283784), (916, 141892), (1832, 70946), (1867, 69616), (3664, 35473), (3734, 34808), (4351, 29872), (7468, 17404), (8702, 14936)]