71457875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 93090816

約数和(自身を除く): 21632941

約数列:

[1, 5, 25, 41, 73, 125, 191, 205, 365, 955, 1025, 1825, 2993, 4775, 5125, 7831, 9125, 13943, 14965, 23875, 39155, 69715, 74825, 195775, 348575, 374125, 571663, 978875, 1742875, 2858315, 14291575, 71457875]

約数ペア:

[(1, 71457875), (5, 14291575), (25, 2858315), (41, 1742875), (73, 978875), (125, 571663), (191, 374125), (205, 348575), (365, 195775), (955, 74825), (1025, 69715), (1825, 39155), (2993, 23875), (4775, 14965), (5125, 13943), (7831, 9125)]