128840272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{25243}}^1$

素因数の和:25291

約数の個数: 40

約数和(自身を含む): 281723040

約数和(自身を除く): 152882768

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 5104, 25243, 50486, 100972, 201944, 277673, 403888, 555346, 732047, 1110692, 1464094, 2221384, 2928188, 4442768, 5856376, 8052517, 11712752, 16105034, 32210068, 64420136, 128840272]

約数ペア:

[(1, 128840272), (2, 64420136), (4, 32210068), (8, 16105034), (11, 11712752), (16, 8052517), (22, 5856376), (29, 4442768), (44, 2928188), (58, 2221384), (88, 1464094), (116, 1110692), (176, 732047), (232, 555346), (319, 403888), (464, 277673), (638, 201944), (1276, 100972), (2552, 50486), (5104, 25243)]