208077376

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{557}}^1$

素因数の和:1031

約数の個数: 56

約数和(自身を含む): 446455800

約数和(自身を除く): 238378424

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 449, 557, 832, 898, 1114, 1796, 2228, 3592, 4456, 5837, 7184, 7241, 8912, 11674, 14368, 14482, 17824, 23348, 28736, 28964, 35648, 46696, 57928, 93392, 115856, 186784, 231712, 250093, 373568, 463424, 500186, 1000372, 2000744, 3251209, 4001488, 6502418, 8002976, 13004836, 16005952, 26009672, 52019344, 104038688, 208077376]

約数ペア:

[(1, 208077376), (2, 104038688), (4, 52019344), (8, 26009672), (13, 16005952), (16, 13004836), (26, 8002976), (32, 6502418), (52, 4001488), (64, 3251209), (104, 2000744), (208, 1000372), (416, 500186), (449, 463424), (557, 373568), (832, 250093), (898, 231712), (1114, 186784), (1796, 115856), (2228, 93392), (3592, 57928), (4456, 46696), (5837, 35648), (7184, 28964), (7241, 28736), (8912, 23348), (11674, 17824), (14368, 14482)]