31069100

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3203}}^1$

素因数の和:3314

約数の個数: 36

約数和(自身を含む): 68136264

約数和(自身を除く): 37067164

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 3203, 4850, 6406, 9700, 12812, 16015, 32030, 64060, 80075, 160150, 310691, 320300, 621382, 1242764, 1553455, 3106910, 6213820, 7767275, 15534550, 31069100]

約数ペア:

[(1, 31069100), (2, 15534550), (4, 7767275), (5, 6213820), (10, 3106910), (20, 1553455), (25, 1242764), (50, 621382), (97, 320300), (100, 310691), (194, 160150), (388, 80075), (485, 64060), (970, 32030), (1940, 16015), (2425, 12812), (3203, 9700), (4850, 6406)]