25475775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 50621760

約数和(自身を除く): 25145985

約数列:

[1, 3, 5, 13, 15, 17, 25, 29, 39, 51, 53, 65, 75, 85, 87, 145, 159, 195, 221, 255, 265, 325, 377, 425, 435, 493, 663, 689, 725, 795, 901, 975, 1105, 1131, 1275, 1325, 1479, 1537, 1885, 2067, 2175, 2465, 2703, 3315, 3445, 3975, 4505, 4611, 5525, 5655, 6409, 7395, 7685, 9425, 10335, 11713, 12325, 13515, 16575, 17225, 19227, 19981, 22525, 23055, 26129, 28275, 32045, 35139, 36975, 38425, 51675, 58565, 59943, 67575, 78387, 96135, 99905, 115275, 130645, 160225, 175695, 292825, 299715, 339677, 391935, 480675, 499525, 653225, 878475, 1019031, 1498575, 1698385, 1959675, 5095155, 8491925, 25475775]

約数ペア:

[(1, 25475775), (3, 8491925), (5, 5095155), (13, 1959675), (15, 1698385), (17, 1498575), (25, 1019031), (29, 878475), (39, 653225), (51, 499525), (53, 480675), (65, 391935), (75, 339677), (85, 299715), (87, 292825), (145, 175695), (159, 160225), (195, 130645), (221, 115275), (255, 99905), (265, 96135), (325, 78387), (377, 67575), (425, 59943), (435, 58565), (493, 51675), (663, 38425), (689, 36975), (725, 35139), (795, 32045), (901, 28275), (975, 26129), (1105, 23055), (1131, 22525), (1275, 19981), (1325, 19227), (1479, 17225), (1537, 16575), (1885, 13515), (2067, 12325), (2175, 11713), (2465, 10335), (2703, 9425), (3315, 7685), (3445, 7395), (3975, 6409), (4505, 5655), (4611, 5525)]