64376848

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{683}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 128750688

約数和(自身を除く): 64373840

約数列:

[1, 2, 4, 8, 16, 43, 86, 137, 172, 274, 344, 548, 683, 688, 1096, 1366, 2192, 2732, 5464, 5891, 10928, 11782, 23564, 29369, 47128, 58738, 93571, 94256, 117476, 187142, 234952, 374284, 469904, 748568, 1497136, 4023553, 8047106, 16094212, 32188424, 64376848]

約数ペア:

[(1, 64376848), (2, 32188424), (4, 16094212), (8, 8047106), (16, 4023553), (43, 1497136), (86, 748568), (137, 469904), (172, 374284), (274, 234952), (344, 187142), (548, 117476), (683, 94256), (688, 93571), (1096, 58738), (1366, 47128), (2192, 29369), (2732, 23564), (5464, 11782), (5891, 10928)]