319603975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{4243}}^1$

素因数の和:4407

約数の個数: 24

約数和(自身を含む): 416794752

約数和(自身を除く): 97190777

約数列:

[1, 5, 23, 25, 115, 131, 575, 655, 3013, 3275, 4243, 15065, 21215, 75325, 97589, 106075, 487945, 555833, 2439725, 2779165, 12784159, 13895825, 63920795, 319603975]

約数ペア:

[(1, 319603975), (5, 63920795), (23, 13895825), (25, 12784159), (115, 2779165), (131, 2439725), (575, 555833), (655, 487945), (3013, 106075), (3275, 97589), (4243, 75325), (15065, 21215)]