42540575

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:94

約数の個数: 72

約数和(自身を含む): 69266400

約数和(自身を除く): 26725825

約数列:

[1, 5, 7, 11, 25, 35, 41, 49, 55, 77, 121, 175, 205, 245, 275, 287, 343, 385, 451, 539, 605, 847, 1025, 1225, 1435, 1715, 1925, 2009, 2255, 2695, 3025, 3157, 3773, 4235, 4961, 5929, 7175, 8575, 10045, 11275, 13475, 14063, 15785, 18865, 21175, 22099, 24805, 29645, 34727, 41503, 50225, 70315, 78925, 94325, 110495, 124025, 148225, 154693, 173635, 207515, 243089, 351575, 552475, 773465, 868175, 1037575, 1215445, 1701623, 3867325, 6077225, 8508115, 42540575]

約数ペア:

[(1, 42540575), (5, 8508115), (7, 6077225), (11, 3867325), (25, 1701623), (35, 1215445), (41, 1037575), (49, 868175), (55, 773465), (77, 552475), (121, 351575), (175, 243089), (205, 207515), (245, 173635), (275, 154693), (287, 148225), (343, 124025), (385, 110495), (451, 94325), (539, 78925), (605, 70315), (847, 50225), (1025, 41503), (1225, 34727), (1435, 29645), (1715, 24805), (1925, 22099), (2009, 21175), (2255, 18865), (2695, 15785), (3025, 14063), (3157, 13475), (3773, 11275), (4235, 10045), (4961, 8575), (5929, 7175)]