450880385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^2$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 572197824

約数和(自身を除く): 121317439

約数列:

[1, 5, 23, 115, 131, 173, 655, 865, 3013, 3979, 15065, 19895, 22663, 29929, 113315, 149645, 521249, 688367, 2606245, 3441835, 3920699, 19603495, 90176077, 450880385]

約数ペア:

[(1, 450880385), (5, 90176077), (23, 19603495), (115, 3920699), (131, 3441835), (173, 2606245), (655, 688367), (865, 521249), (3013, 149645), (3979, 113315), (15065, 29929), (19895, 22663)]