25199440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2684

約数の個数: 80

約数和(自身を含む): 70924032

約数和(自身を除く): 45724592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 2647, 4760, 5294, 9520, 10588, 13235, 18529, 21176, 26470, 37058, 42352, 44999, 52940, 74116, 89998, 92645, 105880, 148232, 179996, 185290, 211760, 224995, 296464, 314993, 359992, 370580, 449990, 629986, 719984, 741160, 899980, 1259972, 1482320, 1574965, 1799960, 2519944, 3149930, 3599920, 5039888, 6299860, 12599720, 25199440]

約数ペア:

[(1, 25199440), (2, 12599720), (4, 6299860), (5, 5039888), (7, 3599920), (8, 3149930), (10, 2519944), (14, 1799960), (16, 1574965), (17, 1482320), (20, 1259972), (28, 899980), (34, 741160), (35, 719984), (40, 629986), (56, 449990), (68, 370580), (70, 359992), (80, 314993), (85, 296464), (112, 224995), (119, 211760), (136, 185290), (140, 179996), (170, 148232), (238, 105880), (272, 92645), (280, 89998), (340, 74116), (476, 52940), (560, 44999), (595, 42352), (680, 37058), (952, 26470), (1190, 21176), (1360, 18529), (1904, 13235), (2380, 10588), (2647, 9520), (4760, 5294)]