25580916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 68796000

約数和(自身を除く): 43215084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 149, 171, 228, 251, 298, 342, 447, 502, 596, 684, 753, 894, 1004, 1341, 1506, 1788, 2259, 2682, 2831, 3012, 4518, 4769, 5364, 5662, 8493, 9036, 9538, 11324, 14307, 16986, 19076, 25479, 28614, 33972, 37399, 42921, 50958, 57228, 74798, 85842, 101916, 112197, 149596, 171684, 224394, 336591, 448788, 673182, 710581, 1346364, 1421162, 2131743, 2842324, 4263486, 6395229, 8526972, 12790458, 25580916]

約数ペア:

[(1, 25580916), (2, 12790458), (3, 8526972), (4, 6395229), (6, 4263486), (9, 2842324), (12, 2131743), (18, 1421162), (19, 1346364), (36, 710581), (38, 673182), (57, 448788), (76, 336591), (114, 224394), (149, 171684), (171, 149596), (228, 112197), (251, 101916), (298, 85842), (342, 74798), (447, 57228), (502, 50958), (596, 42921), (684, 37399), (753, 33972), (894, 28614), (1004, 25479), (1341, 19076), (1506, 16986), (1788, 14307), (2259, 11324), (2682, 9538), (2831, 9036), (3012, 8493), (4518, 5662), (4769, 5364)]