25266395

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 40919040

約数和(自身を除く): 15652645

約数列:

[1, 5, 7, 11, 29, 31, 35, 55, 73, 77, 145, 155, 203, 217, 319, 341, 365, 385, 511, 803, 899, 1015, 1085, 1595, 1705, 2117, 2233, 2263, 2387, 2555, 4015, 4495, 5621, 6293, 9889, 10585, 11165, 11315, 11935, 14819, 15841, 23287, 24893, 28105, 31465, 49445, 65627, 69223, 74095, 79205, 116435, 124465, 163009, 174251, 328135, 346115, 459389, 721897, 815045, 871255, 2296945, 3609485, 5053279, 25266395]

約数ペア:

[(1, 25266395), (5, 5053279), (7, 3609485), (11, 2296945), (29, 871255), (31, 815045), (35, 721897), (55, 459389), (73, 346115), (77, 328135), (145, 174251), (155, 163009), (203, 124465), (217, 116435), (319, 79205), (341, 74095), (365, 69223), (385, 65627), (511, 49445), (803, 31465), (899, 28105), (1015, 24893), (1085, 23287), (1595, 15841), (1705, 14819), (2117, 11935), (2233, 11315), (2263, 11165), (2387, 10585), (2555, 9889), (4015, 6293), (4495, 5621)]