68990211824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1230913}}^1$

素因数の和:1231065

約数の個数: 40

約数和(自身を含む): 139201602432

約数和(自身を除く): 70211390608

約数列:

[1, 2, 4, 8, 16, 31, 62, 113, 124, 226, 248, 452, 496, 904, 1808, 3503, 7006, 14012, 28024, 56048, 1230913, 2461826, 4923652, 9847304, 19694608, 38158303, 76316606, 139093169, 152633212, 278186338, 305266424, 556372676, 610532848, 1112745352, 2225490704, 4311888239, 8623776478, 17247552956, 34495105912, 68990211824]

約数ペア:

[(1, 68990211824), (2, 34495105912), (4, 17247552956), (8, 8623776478), (16, 4311888239), (31, 2225490704), (62, 1112745352), (113, 610532848), (124, 556372676), (226, 305266424), (248, 278186338), (452, 152633212), (496, 139093169), (904, 76316606), (1808, 38158303), (3503, 19694608), (7006, 9847304), (14012, 4923652), (28024, 2461826), (56048, 1230913)]