20174081675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{9931}}^1$

素因数の和:10124

約数の個数: 48

約数和(自身を含む): 27931962240

約数和(自身を除く): 7757880565

約数列:

[1, 5, 11, 25, 55, 83, 89, 275, 415, 445, 913, 979, 2075, 2225, 4565, 4895, 7387, 9931, 22825, 24475, 36935, 49655, 81257, 109241, 184675, 248275, 406285, 546205, 824273, 883859, 2031425, 2731025, 4121365, 4419295, 9067003, 9722449, 20606825, 22096475, 45335015, 48612245, 73360297, 226675075, 243061225, 366801485, 806963267, 1834007425, 4034816335, 20174081675]

約数ペア:

[(1, 20174081675), (5, 4034816335), (11, 1834007425), (25, 806963267), (55, 366801485), (83, 243061225), (89, 226675075), (275, 73360297), (415, 48612245), (445, 45335015), (913, 22096475), (979, 20606825), (2075, 9722449), (2225, 9067003), (4565, 4419295), (4895, 4121365), (7387, 2731025), (9931, 2031425), (22825, 883859), (24475, 824273), (36935, 546205), (49655, 406285), (81257, 248275), (109241, 184675)]