253791550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{859}}^1$

素因数の和:1201

約数の個数: 48

約数和(自身を含む): 499075200

約数和(自身を除く): 245283650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 311, 475, 622, 859, 950, 1555, 1718, 3110, 4295, 5909, 7775, 8590, 11818, 15550, 16321, 21475, 29545, 32642, 42950, 59090, 81605, 147725, 163210, 267149, 295450, 408025, 534298, 816050, 1335745, 2671490, 5075831, 6678725, 10151662, 13357450, 25379155, 50758310, 126895775, 253791550]

約数ペア:

[(1, 253791550), (2, 126895775), (5, 50758310), (10, 25379155), (19, 13357450), (25, 10151662), (38, 6678725), (50, 5075831), (95, 2671490), (190, 1335745), (311, 816050), (475, 534298), (622, 408025), (859, 295450), (950, 267149), (1555, 163210), (1718, 147725), (3110, 81605), (4295, 59090), (5909, 42950), (7775, 32642), (8590, 29545), (11818, 21475), (15550, 16321)]