967640975

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 1462906368

約数和(自身を除く): 495265393

約数列:

[1, 5, 7, 25, 31, 35, 49, 83, 155, 175, 217, 245, 307, 415, 581, 775, 1085, 1225, 1519, 1535, 2075, 2149, 2573, 2905, 4067, 5425, 7595, 7675, 9517, 10745, 12865, 14525, 15043, 18011, 20335, 25481, 37975, 47585, 53725, 64325, 66619, 75215, 90055, 101675, 126077, 127405, 178367, 237925, 333095, 376075, 450275, 466333, 630385, 637025, 789911, 891835, 1248569, 1665475, 2331665, 3151925, 3949555, 4459175, 5529377, 6242845, 11658325, 19747775, 27646885, 31214225, 38705639, 138234425, 193528195, 967640975]

約数ペア:

[(1, 967640975), (5, 193528195), (7, 138234425), (25, 38705639), (31, 31214225), (35, 27646885), (49, 19747775), (83, 11658325), (155, 6242845), (175, 5529377), (217, 4459175), (245, 3949555), (307, 3151925), (415, 2331665), (581, 1665475), (775, 1248569), (1085, 891835), (1225, 789911), (1519, 637025), (1535, 630385), (2075, 466333), (2149, 450275), (2573, 376075), (2905, 333095), (4067, 237925), (5425, 178367), (7595, 127405), (7675, 126077), (9517, 101675), (10745, 90055), (12865, 75215), (14525, 66619), (15043, 64325), (18011, 53725), (20335, 47585), (25481, 37975)]