128543104

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 264469680

約数和(自身を除く): 135926576

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 101, 122, 128, 163, 202, 244, 326, 404, 488, 652, 808, 976, 1304, 1616, 1952, 2608, 3232, 3904, 5216, 6161, 6464, 7808, 9943, 10432, 12322, 12928, 16463, 19886, 20864, 24644, 32926, 39772, 49288, 65852, 79544, 98576, 131704, 159088, 197152, 263408, 318176, 394304, 526816, 636352, 788608, 1004243, 1053632, 1272704, 2008486, 2107264, 4016972, 8033944, 16067888, 32135776, 64271552, 128543104]

約数ペア:

[(1, 128543104), (2, 64271552), (4, 32135776), (8, 16067888), (16, 8033944), (32, 4016972), (61, 2107264), (64, 2008486), (101, 1272704), (122, 1053632), (128, 1004243), (163, 788608), (202, 636352), (244, 526816), (326, 394304), (404, 318176), (488, 263408), (652, 197152), (808, 159088), (976, 131704), (1304, 98576), (1616, 79544), (1952, 65852), (2608, 49288), (3232, 39772), (3904, 32926), (5216, 24644), (6161, 20864), (6464, 19886), (7808, 16463), (9943, 12928), (10432, 12322)]