129055000

素因数分解:

$2^3\times 5^4\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 308713680

約数和(自身を除く): 179658680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 487, 500, 530, 625, 974, 1000, 1060, 1250, 1325, 1948, 2120, 2435, 2500, 2650, 3896, 4870, 5000, 5300, 6625, 9740, 10600, 12175, 13250, 19480, 24350, 25811, 26500, 33125, 48700, 51622, 53000, 60875, 66250, 97400, 103244, 121750, 129055, 132500, 206488, 243500, 258110, 265000, 304375, 487000, 516220, 608750, 645275, 1032440, 1217500, 1290550, 2435000, 2581100, 3226375, 5162200, 6452750, 12905500, 16131875, 25811000, 32263750, 64527500, 129055000]

約数ペア:

[(1, 129055000), (2, 64527500), (4, 32263750), (5, 25811000), (8, 16131875), (10, 12905500), (20, 6452750), (25, 5162200), (40, 3226375), (50, 2581100), (53, 2435000), (100, 1290550), (106, 1217500), (125, 1032440), (200, 645275), (212, 608750), (250, 516220), (265, 487000), (424, 304375), (487, 265000), (500, 258110), (530, 243500), (625, 206488), (974, 132500), (1000, 129055), (1060, 121750), (1250, 103244), (1325, 97400), (1948, 66250), (2120, 60875), (2435, 53000), (2500, 51622), (2650, 48700), (3896, 33125), (4870, 26500), (5000, 25811), (5300, 24350), (6625, 19480), (9740, 13250), (10600, 12175)]