31031875

素因数分解:

$5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 45660384

約数和(自身を除く): 14628509

約数列:

[1, 5, 7, 25, 35, 41, 125, 173, 175, 205, 287, 625, 865, 875, 1025, 1211, 1435, 4325, 4375, 5125, 6055, 7093, 7175, 21625, 25625, 30275, 35465, 35875, 49651, 108125, 151375, 177325, 179375, 248255, 756875, 886625, 1241275, 4433125, 6206375, 31031875]

約数ペア:

[(1, 31031875), (5, 6206375), (7, 4433125), (25, 1241275), (35, 886625), (41, 756875), (125, 248255), (173, 179375), (175, 177325), (205, 151375), (287, 108125), (625, 49651), (865, 35875), (875, 35465), (1025, 30275), (1211, 25625), (1435, 21625), (4325, 7175), (4375, 7093), (5125, 6055)]