661409792

素因数分解:

$2^{12}\times {\mathrm{113}}^1\times {\mathrm{1429}}^1$

素因数の和:1566

約数の個数: 52

約数和(自身を含む): 1335296820

約数和(自身を除く): 673887028

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 256, 452, 512, 904, 1024, 1429, 1808, 2048, 2858, 3616, 4096, 5716, 7232, 11432, 14464, 22864, 28928, 45728, 57856, 91456, 115712, 161477, 182912, 231424, 322954, 365824, 462848, 645908, 731648, 1291816, 1463296, 2583632, 2926592, 5167264, 5853184, 10334528, 20669056, 41338112, 82676224, 165352448, 330704896, 661409792]

約数ペア:

[(1, 661409792), (2, 330704896), (4, 165352448), (8, 82676224), (16, 41338112), (32, 20669056), (64, 10334528), (113, 5853184), (128, 5167264), (226, 2926592), (256, 2583632), (452, 1463296), (512, 1291816), (904, 731648), (1024, 645908), (1429, 462848), (1808, 365824), (2048, 322954), (2858, 231424), (3616, 182912), (4096, 161477), (5716, 115712), (7232, 91456), (11432, 57856), (14464, 45728), (22864, 28928)]