25822825

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 38747520

約数和(自身を除く): 12924695

約数列:

[1, 5, 7, 25, 35, 41, 59, 61, 175, 205, 287, 295, 305, 413, 427, 1025, 1435, 1475, 1525, 2065, 2135, 2419, 2501, 3599, 7175, 10325, 10675, 12095, 12505, 16933, 17507, 17995, 25193, 60475, 62525, 84665, 87535, 89975, 125965, 147559, 423325, 437675, 629825, 737795, 1032913, 3688975, 5164565, 25822825]

約数ペア:

[(1, 25822825), (5, 5164565), (7, 3688975), (25, 1032913), (35, 737795), (41, 629825), (59, 437675), (61, 423325), (175, 147559), (205, 125965), (287, 89975), (295, 87535), (305, 84665), (413, 62525), (427, 60475), (1025, 25193), (1435, 17995), (1475, 17507), (1525, 16933), (2065, 12505), (2135, 12095), (2419, 10675), (2501, 10325), (3599, 7175)]