220165816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 461311200

約数和(自身を除く): 241145384

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 59, 104, 106, 118, 212, 236, 424, 472, 677, 689, 767, 1354, 1378, 1534, 2708, 2756, 3068, 3127, 5416, 5512, 6136, 6254, 8801, 12508, 17602, 25016, 35204, 35881, 39943, 40651, 70408, 71762, 79886, 81302, 143524, 159772, 162604, 287048, 319544, 325208, 466453, 519259, 932906, 1038518, 1865812, 2077036, 2116979, 3731624, 4154072, 4233958, 8467916, 16935832, 27520727, 55041454, 110082908, 220165816]

約数ペア:

[(1, 220165816), (2, 110082908), (4, 55041454), (8, 27520727), (13, 16935832), (26, 8467916), (52, 4233958), (53, 4154072), (59, 3731624), (104, 2116979), (106, 2077036), (118, 1865812), (212, 1038518), (236, 932906), (424, 519259), (472, 466453), (677, 325208), (689, 319544), (767, 287048), (1354, 162604), (1378, 159772), (1534, 143524), (2708, 81302), (2756, 79886), (3068, 71762), (3127, 70408), (5416, 40651), (5512, 39943), (6136, 35881), (6254, 35204), (8801, 25016), (12508, 17602)]