81423064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3673}}^1$

素因数の和:3859

約数の個数: 32

約数和(自身を含む): 162684720

約数和(自身を除く): 81261656

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 163, 326, 652, 1304, 2771, 3673, 5542, 7346, 11084, 14692, 22168, 29384, 62441, 124882, 249764, 499528, 598699, 1197398, 2394796, 4789592, 10177883, 20355766, 40711532, 81423064]

約数ペア:

[(1, 81423064), (2, 40711532), (4, 20355766), (8, 10177883), (17, 4789592), (34, 2394796), (68, 1197398), (136, 598699), (163, 499528), (326, 249764), (652, 124882), (1304, 62441), (2771, 29384), (3673, 22168), (5542, 14692), (7346, 11084)]