128423648

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 259096320

約数和(自身を除く): 130672672

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 251, 271, 472, 502, 542, 944, 1004, 1084, 1888, 2008, 2168, 4016, 4336, 8032, 8672, 14809, 15989, 29618, 31978, 59236, 63956, 68021, 118472, 127912, 136042, 236944, 255824, 272084, 473888, 511648, 544168, 1088336, 2176672, 4013239, 8026478, 16052956, 32105912, 64211824, 128423648]

約数ペア:

[(1, 128423648), (2, 64211824), (4, 32105912), (8, 16052956), (16, 8026478), (32, 4013239), (59, 2176672), (118, 1088336), (236, 544168), (251, 511648), (271, 473888), (472, 272084), (502, 255824), (542, 236944), (944, 136042), (1004, 127912), (1084, 118472), (1888, 68021), (2008, 63956), (2168, 59236), (4016, 31978), (4336, 29618), (8032, 15989), (8672, 14809)]