53221520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 136116288

約数和(自身を除く): 82894768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 307, 394, 440, 614, 788, 880, 985, 1228, 1535, 1576, 1970, 2167, 2456, 3070, 3152, 3377, 3940, 4334, 4912, 6140, 6754, 7880, 8668, 10835, 12280, 13508, 15760, 16885, 17336, 21670, 24560, 27016, 33770, 34672, 43340, 54032, 60479, 67540, 86680, 120958, 135080, 173360, 241916, 270160, 302395, 483832, 604790, 665269, 967664, 1209580, 1330538, 2419160, 2661076, 3326345, 4838320, 5322152, 6652690, 10644304, 13305380, 26610760, 53221520]

約数ペア:

[(1, 53221520), (2, 26610760), (4, 13305380), (5, 10644304), (8, 6652690), (10, 5322152), (11, 4838320), (16, 3326345), (20, 2661076), (22, 2419160), (40, 1330538), (44, 1209580), (55, 967664), (80, 665269), (88, 604790), (110, 483832), (176, 302395), (197, 270160), (220, 241916), (307, 173360), (394, 135080), (440, 120958), (614, 86680), (788, 67540), (880, 60479), (985, 54032), (1228, 43340), (1535, 34672), (1576, 33770), (1970, 27016), (2167, 24560), (2456, 21670), (3070, 17336), (3152, 16885), (3377, 15760), (3940, 13508), (4334, 12280), (4912, 10835), (6140, 8668), (6754, 7880)]