87388448

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20533}}^1$

素因数の和:20569

約数の個数: 48

約数和(自身を含む): 206982720

約数和(自身を除く): 119594272

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 20533, 41066, 82132, 143731, 164264, 287462, 328528, 390127, 574924, 657056, 780254, 1149848, 1560508, 2299696, 2730889, 3121016, 4599392, 5461778, 6242032, 10923556, 12484064, 21847112, 43694224, 87388448]

約数ペア:

[(1, 87388448), (2, 43694224), (4, 21847112), (7, 12484064), (8, 10923556), (14, 6242032), (16, 5461778), (19, 4599392), (28, 3121016), (32, 2730889), (38, 2299696), (56, 1560508), (76, 1149848), (112, 780254), (133, 657056), (152, 574924), (224, 390127), (266, 328528), (304, 287462), (532, 164264), (608, 143731), (1064, 82132), (2128, 41066), (4256, 20533)]