127918775

素因数分解:

$5^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:599

約数の個数: 24

約数和(自身を含む): 161894400

約数和(自身を除く): 33975625

約数列:

[1, 5, 25, 79, 239, 271, 395, 1195, 1355, 1975, 5975, 6775, 18881, 21409, 64769, 94405, 107045, 323845, 472025, 535225, 1619225, 5116751, 25583755, 127918775]

約数ペア:

[(1, 127918775), (5, 25583755), (25, 5116751), (79, 1619225), (239, 535225), (271, 472025), (395, 323845), (1195, 107045), (1355, 94405), (1975, 64769), (5975, 21409), (6775, 18881)]