4044950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 9499392

約数和(自身を除く): 5454442

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 127, 130, 175, 182, 245, 254, 325, 350, 455, 490, 635, 637, 650, 889, 910, 1225, 1270, 1274, 1651, 1778, 2275, 2450, 3175, 3185, 3302, 4445, 4550, 6223, 6350, 6370, 8255, 8890, 11557, 12446, 15925, 16510, 22225, 23114, 31115, 31850, 41275, 44450, 57785, 62230, 80899, 82550, 115570, 155575, 161798, 288925, 311150, 404495, 577850, 808990, 2022475, 4044950]

約数ペア:

[(1, 4044950), (2, 2022475), (5, 808990), (7, 577850), (10, 404495), (13, 311150), (14, 288925), (25, 161798), (26, 155575), (35, 115570), (49, 82550), (50, 80899), (65, 62230), (70, 57785), (91, 44450), (98, 41275), (127, 31850), (130, 31115), (175, 23114), (182, 22225), (245, 16510), (254, 15925), (325, 12446), (350, 11557), (455, 8890), (490, 8255), (635, 6370), (637, 6350), (650, 6223), (889, 4550), (910, 4445), (1225, 3302), (1270, 3185), (1274, 3175), (1651, 2450), (1778, 2275)]