25136468

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 54391680

約数和(自身を除く): 29255212

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1277, 1406, 2554, 2812, 4921, 5108, 8939, 9842, 17878, 19684, 24263, 35756, 47249, 48526, 94498, 97052, 169841, 188996, 330743, 339682, 661486, 679364, 897731, 1322972, 1795462, 3590924, 6284117, 12568234, 25136468]

約数ペア:

[(1, 25136468), (2, 12568234), (4, 6284117), (7, 3590924), (14, 1795462), (19, 1322972), (28, 897731), (37, 679364), (38, 661486), (74, 339682), (76, 330743), (133, 188996), (148, 169841), (259, 97052), (266, 94498), (518, 48526), (532, 47249), (703, 35756), (1036, 24263), (1277, 19684), (1406, 17878), (2554, 9842), (2812, 8939), (4921, 5108)]