25869560

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9109}}^1$

素因数の和:9191

約数の個数: 32

約数和(自身を含む): 59032800

約数和(自身を除く): 33163240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9109, 18218, 36436, 45545, 72872, 91090, 182180, 364360, 646739, 1293478, 2586956, 3233695, 5173912, 6467390, 12934780, 25869560]

約数ペア:

[(1, 25869560), (2, 12934780), (4, 6467390), (5, 5173912), (8, 3233695), (10, 2586956), (20, 1293478), (40, 646739), (71, 364360), (142, 182180), (284, 91090), (355, 72872), (568, 45545), (710, 36436), (1420, 18218), (2840, 9109)]