25175038

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 48660480

約数和(自身を除く): 23485442

約数列:

[1, 2, 7, 14, 19, 31, 38, 43, 62, 71, 86, 133, 142, 217, 266, 301, 434, 497, 589, 602, 817, 994, 1178, 1333, 1349, 1634, 2201, 2666, 2698, 3053, 4123, 4402, 5719, 6106, 8246, 9331, 9443, 11438, 15407, 18662, 18886, 21371, 25327, 30814, 41819, 42742, 50654, 58007, 83638, 94643, 116014, 177289, 189286, 292733, 354578, 406049, 585466, 662501, 812098, 1325002, 1798217, 3596434, 12587519, 25175038]

約数ペア:

[(1, 25175038), (2, 12587519), (7, 3596434), (14, 1798217), (19, 1325002), (31, 812098), (38, 662501), (43, 585466), (62, 406049), (71, 354578), (86, 292733), (133, 189286), (142, 177289), (217, 116014), (266, 94643), (301, 83638), (434, 58007), (497, 50654), (589, 42742), (602, 41819), (817, 30814), (994, 25327), (1178, 21371), (1333, 18886), (1349, 18662), (1634, 15407), (2201, 11438), (2666, 9443), (2698, 9331), (3053, 8246), (4123, 6106), (4402, 5719)]