90406288

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11369}}^1$

素因数の和:11455

約数の個数: 40

約数和(自身を含む): 203022720

約数和(自身を除く): 112616432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 11369, 22738, 45476, 79583, 90952, 159166, 181904, 318332, 636664, 807199, 1273328, 1614398, 3228796, 5650393, 6457592, 11300786, 12915184, 22601572, 45203144, 90406288]

約数ペア:

[(1, 90406288), (2, 45203144), (4, 22601572), (7, 12915184), (8, 11300786), (14, 6457592), (16, 5650393), (28, 3228796), (56, 1614398), (71, 1273328), (112, 807199), (142, 636664), (284, 318332), (497, 181904), (568, 159166), (994, 90952), (1136, 79583), (1988, 45476), (3976, 22738), (7952, 11369)]