128415712

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1949}}^1$

素因数の和:2059

約数の個数: 48

約数和(自身を含む): 265356000

約数和(自身を除く): 136940288

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 71, 116, 142, 232, 284, 464, 568, 928, 1136, 1949, 2059, 2272, 3898, 4118, 7796, 8236, 15592, 16472, 31184, 32944, 56521, 62368, 65888, 113042, 138379, 226084, 276758, 452168, 553516, 904336, 1107032, 1808672, 2214064, 4012991, 4428128, 8025982, 16051964, 32103928, 64207856, 128415712]

約数ペア:

[(1, 128415712), (2, 64207856), (4, 32103928), (8, 16051964), (16, 8025982), (29, 4428128), (32, 4012991), (58, 2214064), (71, 1808672), (116, 1107032), (142, 904336), (232, 553516), (284, 452168), (464, 276758), (568, 226084), (928, 138379), (1136, 113042), (1949, 65888), (2059, 62368), (2272, 56521), (3898, 32944), (4118, 31184), (7796, 16472), (8236, 15592)]