2005478912

素因数分解:

$2^9\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1$

素因数の和:611

約数の個数: 80

約数和(自身を含む): 4107795120

約数和(自身を除く): 2102316208

約数列:

[1, 2, 4, 8, 16, 32, 59, 64, 118, 128, 197, 236, 256, 337, 394, 472, 512, 674, 788, 944, 1348, 1576, 1888, 2696, 3152, 3776, 5392, 6304, 7552, 10784, 11623, 12608, 15104, 19883, 21568, 23246, 25216, 30208, 39766, 43136, 46492, 50432, 66389, 79532, 86272, 92984, 100864, 132778, 159064, 172544, 185968, 265556, 318128, 371936, 531112, 636256, 743872, 1062224, 1272512, 1487744, 2124448, 2545024, 2975488, 3916951, 4248896, 5090048, 5950976, 7833902, 8497792, 10180096, 15667804, 16995584, 31335608, 33991168, 62671216, 125342432, 250684864, 501369728, 1002739456, 2005478912]

約数ペア:

[(1, 2005478912), (2, 1002739456), (4, 501369728), (8, 250684864), (16, 125342432), (32, 62671216), (59, 33991168), (64, 31335608), (118, 16995584), (128, 15667804), (197, 10180096), (236, 8497792), (256, 7833902), (337, 5950976), (394, 5090048), (472, 4248896), (512, 3916951), (674, 2975488), (788, 2545024), (944, 2124448), (1348, 1487744), (1576, 1272512), (1888, 1062224), (2696, 743872), (3152, 636256), (3776, 531112), (5392, 371936), (6304, 318128), (7552, 265556), (10784, 185968), (11623, 172544), (12608, 159064), (15104, 132778), (19883, 100864), (21568, 92984), (23246, 86272), (25216, 79532), (30208, 66389), (39766, 50432), (43136, 46492)]