208087136

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1047

約数の個数: 48

約数和(自身を含む): 422301600

約数和(自身を除く): 214214464

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 199, 328, 398, 656, 796, 797, 1312, 1592, 1594, 3184, 3188, 6368, 6376, 8159, 12752, 16318, 25504, 32636, 32677, 65272, 65354, 130544, 130708, 158603, 261088, 261416, 317206, 522832, 634412, 1045664, 1268824, 2537648, 5075296, 6502723, 13005446, 26010892, 52021784, 104043568, 208087136]

約数ペア:

[(1, 208087136), (2, 104043568), (4, 52021784), (8, 26010892), (16, 13005446), (32, 6502723), (41, 5075296), (82, 2537648), (164, 1268824), (199, 1045664), (328, 634412), (398, 522832), (656, 317206), (796, 261416), (797, 261088), (1312, 158603), (1592, 130708), (1594, 130544), (3184, 65354), (3188, 65272), (6368, 32677), (6376, 32636), (8159, 25504), (12752, 16318)]