61425975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{251}}^2$

素因数の和:528

約数の個数: 36

約数和(自身を含む): 109807208

約数和(自身を除く): 48381233

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 251, 325, 753, 975, 1255, 3263, 3765, 6275, 9789, 16315, 18825, 48945, 63001, 81575, 189003, 244725, 315005, 819013, 945015, 1575025, 2457039, 4095065, 4725075, 12285195, 20475325, 61425975]

約数ペア:

[(1, 61425975), (3, 20475325), (5, 12285195), (13, 4725075), (15, 4095065), (25, 2457039), (39, 1575025), (65, 945015), (75, 819013), (195, 315005), (251, 244725), (325, 189003), (753, 81575), (975, 63001), (1255, 48945), (3263, 18825), (3765, 16315), (6275, 9789)]