724572575

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{1601}}^1$

素因数の和:2075

約数の個数: 24

約数和(自身を含む): 922124016

約数和(自身を除く): 197551441

約数列:

[1, 5, 25, 43, 215, 421, 1075, 1601, 2105, 8005, 10525, 18103, 40025, 68843, 90515, 344215, 452575, 674021, 1721075, 3370105, 16850525, 28982903, 144914515, 724572575]

約数ペア:

[(1, 724572575), (5, 144914515), (25, 28982903), (43, 16850525), (215, 3370105), (421, 1721075), (1075, 674021), (1601, 452575), (2105, 344215), (8005, 90515), (10525, 68843), (18103, 40025)]