205323664

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4549}}^1$

素因数の和:4608

約数の個数: 80

約数和(自身を含む): 505523200

約数和(自身を除く): 300199536

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 4549, 5642, 6448, 9098, 11284, 18196, 22568, 31843, 36392, 45136, 59137, 63686, 72784, 118274, 127372, 141019, 236548, 254744, 282038, 413959, 473096, 509488, 564076, 827918, 946192, 987133, 1128152, 1655836, 1833247, 1974266, 2256304, 3311672, 3666494, 3948532, 6623344, 7332988, 7897064, 12832729, 14665976, 15794128, 25665458, 29331952, 51330916, 102661832, 205323664]

約数ペア:

[(1, 205323664), (2, 102661832), (4, 51330916), (7, 29331952), (8, 25665458), (13, 15794128), (14, 14665976), (16, 12832729), (26, 7897064), (28, 7332988), (31, 6623344), (52, 3948532), (56, 3666494), (62, 3311672), (91, 2256304), (104, 1974266), (112, 1833247), (124, 1655836), (182, 1128152), (208, 987133), (217, 946192), (248, 827918), (364, 564076), (403, 509488), (434, 473096), (496, 413959), (728, 282038), (806, 254744), (868, 236548), (1456, 141019), (1612, 127372), (1736, 118274), (2821, 72784), (3224, 63686), (3472, 59137), (4549, 45136), (5642, 36392), (6448, 31843), (9098, 22568), (11284, 18196)]