12495950

素因数分解:

$2^1\times 5^2\times {\mathrm{491}}^1\times {\mathrm{509}}^1$

素因数の和:1012

約数の個数: 24

約数和(自身を含む): 23335560

約数和(自身を除く): 10839610

約数列:

[1, 2, 5, 10, 25, 50, 491, 509, 982, 1018, 2455, 2545, 4910, 5090, 12275, 12725, 24550, 25450, 249919, 499838, 1249595, 2499190, 6247975, 12495950]

約数ペア:

[(1, 12495950), (2, 6247975), (5, 2499190), (10, 1249595), (25, 499838), (50, 249919), (491, 25450), (509, 24550), (982, 12725), (1018, 12275), (2455, 5090), (2545, 4910)]