25256560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:423

約数の個数: 120

約数和(自身を含む): 72517680

約数和(自身を除く): 47261120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 379, 392, 476, 490, 560, 595, 680, 758, 784, 833, 952, 980, 1190, 1360, 1516, 1666, 1895, 1904, 1960, 2380, 2653, 3032, 3332, 3790, 3920, 4165, 4760, 5306, 6064, 6443, 6664, 7580, 8330, 9520, 10612, 12886, 13265, 13328, 15160, 16660, 18571, 21224, 25772, 26530, 30320, 32215, 33320, 37142, 42448, 45101, 51544, 53060, 64430, 66640, 74284, 90202, 92855, 103088, 106120, 128860, 148568, 180404, 185710, 212240, 225505, 257720, 297136, 315707, 360808, 371420, 451010, 515440, 631414, 721616, 742840, 902020, 1262828, 1485680, 1578535, 1804040, 2525656, 3157070, 3608080, 5051312, 6314140, 12628280, 25256560]

約数ペア:

[(1, 25256560), (2, 12628280), (4, 6314140), (5, 5051312), (7, 3608080), (8, 3157070), (10, 2525656), (14, 1804040), (16, 1578535), (17, 1485680), (20, 1262828), (28, 902020), (34, 742840), (35, 721616), (40, 631414), (49, 515440), (56, 451010), (68, 371420), (70, 360808), (80, 315707), (85, 297136), (98, 257720), (112, 225505), (119, 212240), (136, 185710), (140, 180404), (170, 148568), (196, 128860), (238, 106120), (245, 103088), (272, 92855), (280, 90202), (340, 74284), (379, 66640), (392, 64430), (476, 53060), (490, 51544), (560, 45101), (595, 42448), (680, 37142), (758, 33320), (784, 32215), (833, 30320), (952, 26530), (980, 25772), (1190, 21224), (1360, 18571), (1516, 16660), (1666, 15160), (1895, 13328), (1904, 13265), (1960, 12886), (2380, 10612), (2653, 9520), (3032, 8330), (3332, 7580), (3790, 6664), (3920, 6443), (4165, 6064), (4760, 5306)]