278253800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1601}}^1$

素因数の和:1707

約数の個数: 96

約数和(自身を含む): 715132800

約数和(自身を除く): 436879000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 79, 88, 100, 110, 158, 200, 220, 275, 316, 395, 440, 550, 632, 790, 869, 1100, 1580, 1601, 1738, 1975, 2200, 3160, 3202, 3476, 3950, 4345, 6404, 6952, 7900, 8005, 8690, 12808, 15800, 16010, 17380, 17611, 21725, 32020, 34760, 35222, 40025, 43450, 64040, 70444, 80050, 86900, 88055, 126479, 140888, 160100, 173800, 176110, 252958, 320200, 352220, 440275, 505916, 632395, 704440, 880550, 1011832, 1264790, 1391269, 1761100, 2529580, 2782538, 3161975, 3522200, 5059160, 5565076, 6323950, 6956345, 11130152, 12647900, 13912690, 25295800, 27825380, 34781725, 55650760, 69563450, 139126900, 278253800]

約数ペア:

[(1, 278253800), (2, 139126900), (4, 69563450), (5, 55650760), (8, 34781725), (10, 27825380), (11, 25295800), (20, 13912690), (22, 12647900), (25, 11130152), (40, 6956345), (44, 6323950), (50, 5565076), (55, 5059160), (79, 3522200), (88, 3161975), (100, 2782538), (110, 2529580), (158, 1761100), (200, 1391269), (220, 1264790), (275, 1011832), (316, 880550), (395, 704440), (440, 632395), (550, 505916), (632, 440275), (790, 352220), (869, 320200), (1100, 252958), (1580, 176110), (1601, 173800), (1738, 160100), (1975, 140888), (2200, 126479), (3160, 88055), (3202, 86900), (3476, 80050), (3950, 70444), (4345, 64040), (6404, 43450), (6952, 40025), (7900, 35222), (8005, 34760), (8690, 32020), (12808, 21725), (15800, 17611), (16010, 17380)]