8888875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 12130560

約数和(自身を除く): 3241685

約数列:

[1, 5, 17, 25, 47, 85, 89, 125, 235, 425, 445, 799, 1175, 1513, 2125, 2225, 3995, 4183, 5875, 7565, 11125, 19975, 20915, 37825, 71111, 99875, 104575, 189125, 355555, 522875, 1777775, 8888875]

約数ペア:

[(1, 8888875), (5, 1777775), (17, 522875), (25, 355555), (47, 189125), (85, 104575), (89, 99875), (125, 71111), (235, 37825), (425, 20915), (445, 19975), (799, 11125), (1175, 7565), (1513, 5875), (2125, 4183), (2225, 3995)]