313622816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{39679}}^1$

素因数の和:39721

約数の個数: 48

約数和(自身を含む): 699955200

約数和(自身を除く): 386332384

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 39679, 79358, 158716, 317432, 515827, 634864, 753901, 1031654, 1269728, 1507802, 2063308, 3015604, 4126616, 6031208, 8253232, 9800713, 12062416, 16506464, 19601426, 24124832, 39202852, 78405704, 156811408, 313622816]

約数ペア:

[(1, 313622816), (2, 156811408), (4, 78405704), (8, 39202852), (13, 24124832), (16, 19601426), (19, 16506464), (26, 12062416), (32, 9800713), (38, 8253232), (52, 6031208), (76, 4126616), (104, 3015604), (152, 2063308), (208, 1507802), (247, 1269728), (304, 1031654), (416, 753901), (494, 634864), (608, 515827), (988, 317432), (1976, 158716), (3952, 79358), (7904, 39679)]