814278725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 1153051200

約数和(自身を除く): 338772475

約数列:

[1, 5, 13, 19, 25, 65, 95, 163, 247, 325, 475, 809, 815, 1235, 2119, 3097, 4045, 4075, 6175, 10517, 10595, 15371, 15485, 20225, 40261, 52585, 52975, 76855, 77425, 131867, 199823, 201305, 262925, 384275, 659335, 999115, 1006525, 1714271, 2505473, 3296675, 4995575, 8571355, 12527365, 32571149, 42856775, 62636825, 162855745, 814278725]

約数ペア:

[(1, 814278725), (5, 162855745), (13, 62636825), (19, 42856775), (25, 32571149), (65, 12527365), (95, 8571355), (163, 4995575), (247, 3296675), (325, 2505473), (475, 1714271), (809, 1006525), (815, 999115), (1235, 659335), (2119, 384275), (3097, 262925), (4045, 201305), (4075, 199823), (6175, 131867), (10517, 77425), (10595, 76855), (15371, 52975), (15485, 52585), (20225, 40261)]