64181965

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{1741}}^1$

素因数の和:1920

約数の個数: 16

約数和(自身を含む): 78891696

約数和(自身を除く): 14709731

約数列:

[1, 5, 73, 101, 365, 505, 1741, 7373, 8705, 36865, 127093, 175841, 635465, 879205, 12836393, 64181965]

約数ペア:

[(1, 64181965), (5, 12836393), (73, 879205), (101, 635465), (365, 175841), (505, 127093), (1741, 36865), (7373, 8705)]