25729755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 64

約数和(自身を含む): 47029248

約数和(自身を除く): 21299493

約数列:

[1, 3, 5, 15, 17, 23, 41, 51, 69, 85, 107, 115, 123, 205, 255, 321, 345, 391, 535, 615, 697, 943, 1173, 1605, 1819, 1955, 2091, 2461, 2829, 3485, 4387, 4715, 5457, 5865, 7383, 9095, 10455, 12305, 13161, 14145, 16031, 21935, 27285, 36915, 41837, 48093, 65805, 74579, 80155, 100901, 125511, 209185, 223737, 240465, 302703, 372895, 504505, 627555, 1118685, 1513515, 1715317, 5145951, 8576585, 25729755]

約数ペア:

[(1, 25729755), (3, 8576585), (5, 5145951), (15, 1715317), (17, 1513515), (23, 1118685), (41, 627555), (51, 504505), (69, 372895), (85, 302703), (107, 240465), (115, 223737), (123, 209185), (205, 125511), (255, 100901), (321, 80155), (345, 74579), (391, 65805), (535, 48093), (615, 41837), (697, 36915), (943, 27285), (1173, 21935), (1605, 16031), (1819, 14145), (1955, 13161), (2091, 12305), (2461, 10455), (2829, 9095), (3485, 7383), (4387, 5865), (4715, 5457)]