201553456

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:734

約数の個数: 60

約数和(自身を含む): 426836520

約数和(自身を除く): 225283064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 131, 169, 208, 262, 338, 524, 569, 676, 1048, 1138, 1352, 1703, 2096, 2276, 2704, 3406, 4552, 6812, 7397, 9104, 13624, 14794, 22139, 27248, 29588, 44278, 59176, 74539, 88556, 96161, 118352, 149078, 177112, 192322, 298156, 354224, 384644, 596312, 769288, 969007, 1192624, 1538576, 1938014, 3876028, 7752056, 12597091, 15504112, 25194182, 50388364, 100776728, 201553456]

約数ペア:

[(1, 201553456), (2, 100776728), (4, 50388364), (8, 25194182), (13, 15504112), (16, 12597091), (26, 7752056), (52, 3876028), (104, 1938014), (131, 1538576), (169, 1192624), (208, 969007), (262, 769288), (338, 596312), (524, 384644), (569, 354224), (676, 298156), (1048, 192322), (1138, 177112), (1352, 149078), (1703, 118352), (2096, 96161), (2276, 88556), (2704, 74539), (3406, 59176), (4552, 44278), (6812, 29588), (7397, 27248), (9104, 22139), (13624, 14794)]