90283856

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 191497788

約数和(自身を除く): 101213932

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 173, 193, 208, 338, 346, 386, 676, 692, 772, 1352, 1384, 1544, 2249, 2509, 2704, 2768, 3088, 4498, 5018, 8996, 10036, 17992, 20072, 29237, 32617, 33389, 35984, 40144, 58474, 65234, 66778, 116948, 130468, 133556, 233896, 260936, 267112, 434057, 467792, 521872, 534224, 868114, 1736228, 3472456, 5642741, 6944912, 11285482, 22570964, 45141928, 90283856]

約数ペア:

[(1, 90283856), (2, 45141928), (4, 22570964), (8, 11285482), (13, 6944912), (16, 5642741), (26, 3472456), (52, 1736228), (104, 868114), (169, 534224), (173, 521872), (193, 467792), (208, 434057), (338, 267112), (346, 260936), (386, 233896), (676, 133556), (692, 130468), (772, 116948), (1352, 66778), (1384, 65234), (1544, 58474), (2249, 40144), (2509, 35984), (2704, 33389), (2768, 32617), (3088, 29237), (4498, 20072), (5018, 17992), (8996, 10036)]