27825380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 64592640

約数和(自身を除く): 36767260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1601, 1738, 3202, 3476, 4345, 6404, 8005, 8690, 16010, 17380, 17611, 32020, 35222, 70444, 88055, 126479, 176110, 252958, 352220, 505916, 632395, 1264790, 1391269, 2529580, 2782538, 5565076, 6956345, 13912690, 27825380]

約数ペア:

[(1, 27825380), (2, 13912690), (4, 6956345), (5, 5565076), (10, 2782538), (11, 2529580), (20, 1391269), (22, 1264790), (44, 632395), (55, 505916), (79, 352220), (110, 252958), (158, 176110), (220, 126479), (316, 88055), (395, 70444), (790, 35222), (869, 32020), (1580, 17611), (1601, 17380), (1738, 16010), (3202, 8690), (3476, 8005), (4345, 6404)]