25700235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 22199925

約数列:

[1, 3, 5, 11, 15, 29, 33, 41, 55, 87, 123, 131, 145, 165, 205, 319, 393, 435, 451, 615, 655, 957, 1189, 1353, 1441, 1595, 1965, 2255, 3567, 3799, 4323, 4785, 5371, 5945, 6765, 7205, 11397, 13079, 16113, 17835, 18995, 21615, 26855, 39237, 41789, 56985, 59081, 65395, 80565, 125367, 155759, 177243, 196185, 208945, 295405, 467277, 626835, 778795, 886215, 1713349, 2336385, 5140047, 8566745, 25700235]

約数ペア:

[(1, 25700235), (3, 8566745), (5, 5140047), (11, 2336385), (15, 1713349), (29, 886215), (33, 778795), (41, 626835), (55, 467277), (87, 295405), (123, 208945), (131, 196185), (145, 177243), (165, 155759), (205, 125367), (319, 80565), (393, 65395), (435, 59081), (451, 56985), (615, 41789), (655, 39237), (957, 26855), (1189, 21615), (1353, 18995), (1441, 17835), (1595, 16113), (1965, 13079), (2255, 11397), (3567, 7205), (3799, 6765), (4323, 5945), (4785, 5371)]