851981056

素因数分解:

$2^8\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 1742542704

約数和(自身を除く): 890561648

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 101, 128, 166, 202, 256, 332, 397, 404, 664, 794, 808, 1328, 1588, 1616, 2656, 3176, 3232, 5312, 6352, 6464, 8383, 10624, 12704, 12928, 16766, 21248, 25408, 25856, 32951, 33532, 40097, 50816, 65902, 67064, 80194, 101632, 131804, 134128, 160388, 263608, 268256, 320776, 527216, 536512, 641552, 1054432, 1073024, 1283104, 2108864, 2146048, 2566208, 3328051, 4217728, 5132416, 6656102, 8435456, 10264832, 13312204, 26624408, 53248816, 106497632, 212995264, 425990528, 851981056]

約数ペア:

[(1, 851981056), (2, 425990528), (4, 212995264), (8, 106497632), (16, 53248816), (32, 26624408), (64, 13312204), (83, 10264832), (101, 8435456), (128, 6656102), (166, 5132416), (202, 4217728), (256, 3328051), (332, 2566208), (397, 2146048), (404, 2108864), (664, 1283104), (794, 1073024), (808, 1054432), (1328, 641552), (1588, 536512), (1616, 527216), (2656, 320776), (3176, 268256), (3232, 263608), (5312, 160388), (6352, 134128), (6464, 131804), (8383, 101632), (10624, 80194), (12704, 67064), (12928, 65902), (16766, 50816), (21248, 40097), (25408, 33532), (25856, 32951)]