25665444

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2034

約数の個数: 96

約数和(自身を含む): 80559360

約数和(自身を除く): 54893916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 84, 102, 108, 119, 126, 153, 189, 204, 238, 252, 306, 357, 378, 459, 476, 612, 714, 756, 918, 1071, 1428, 1836, 1997, 2142, 3213, 3994, 4284, 5991, 6426, 7988, 11982, 12852, 13979, 17973, 23964, 27958, 33949, 35946, 41937, 53919, 55916, 67898, 71892, 83874, 101847, 107838, 125811, 135796, 167748, 203694, 215676, 237643, 251622, 305541, 377433, 407388, 475286, 503244, 611082, 712929, 754866, 916623, 950572, 1222164, 1425858, 1509732, 1833246, 2138787, 2851716, 3666492, 4277574, 6416361, 8555148, 12832722, 25665444]

約数ペア:

[(1, 25665444), (2, 12832722), (3, 8555148), (4, 6416361), (6, 4277574), (7, 3666492), (9, 2851716), (12, 2138787), (14, 1833246), (17, 1509732), (18, 1425858), (21, 1222164), (27, 950572), (28, 916623), (34, 754866), (36, 712929), (42, 611082), (51, 503244), (54, 475286), (63, 407388), (68, 377433), (84, 305541), (102, 251622), (108, 237643), (119, 215676), (126, 203694), (153, 167748), (189, 135796), (204, 125811), (238, 107838), (252, 101847), (306, 83874), (357, 71892), (378, 67898), (459, 55916), (476, 53919), (612, 41937), (714, 35946), (756, 33949), (918, 27958), (1071, 23964), (1428, 17973), (1836, 13979), (1997, 12852), (2142, 11982), (3213, 7988), (3994, 6426), (4284, 5991)]