51272375

素因数分解:

$5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{761}}^1$

素因数の和:801

約数の個数: 48

約数和(自身を含む): 81308448

約数和(自身を除く): 30036073

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 125, 175, 245, 275, 385, 539, 761, 875, 1225, 1375, 1925, 2695, 3805, 5327, 6125, 8371, 9625, 13475, 19025, 26635, 37289, 41855, 58597, 67375, 95125, 133175, 186445, 209275, 292985, 410179, 665875, 932225, 1046375, 1464925, 2050895, 4661125, 7324625, 10254475, 51272375]

約数ペア:

[(1, 51272375), (5, 10254475), (7, 7324625), (11, 4661125), (25, 2050895), (35, 1464925), (49, 1046375), (55, 932225), (77, 665875), (125, 410179), (175, 292985), (245, 209275), (275, 186445), (385, 133175), (539, 95125), (761, 67375), (875, 58597), (1225, 41855), (1375, 37289), (1925, 26635), (2695, 19025), (3805, 13475), (5327, 9625), (6125, 8371)]