7144475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 10211400

約数和(自身を除く): 3066925

約数列:

[1, 5, 13, 19, 25, 65, 89, 95, 169, 247, 325, 445, 475, 845, 1157, 1235, 1691, 2225, 3211, 4225, 5785, 6175, 8455, 15041, 16055, 21983, 28925, 42275, 75205, 80275, 109915, 285779, 376025, 549575, 1428895, 7144475]

約数ペア:

[(1, 7144475), (5, 1428895), (13, 549575), (19, 376025), (25, 285779), (65, 109915), (89, 80275), (95, 75205), (169, 42275), (247, 28925), (325, 21983), (445, 16055), (475, 15041), (845, 8455), (1157, 6175), (1235, 5785), (1691, 4225), (2225, 3211)]