280953296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{4261}}^1$

素因数の和:4599

約数の個数: 40

約数和(自身を含む): 588207144

約数和(自身を除く): 307253848

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317, 634, 1268, 2536, 4121, 4261, 5072, 8242, 8522, 16484, 17044, 32968, 34088, 55393, 65936, 68176, 110786, 221572, 443144, 886288, 1350737, 2701474, 5402948, 10805896, 17559581, 21611792, 35119162, 70238324, 140476648, 280953296]

約数ペア:

[(1, 280953296), (2, 140476648), (4, 70238324), (8, 35119162), (13, 21611792), (16, 17559581), (26, 10805896), (52, 5402948), (104, 2701474), (208, 1350737), (317, 886288), (634, 443144), (1268, 221572), (2536, 110786), (4121, 68176), (4261, 65936), (5072, 55393), (8242, 34088), (8522, 32968), (16484, 17044)]