208177590520

素因数分解:

$2^3\times 5^1\times {\mathrm{311}}^1\times {\mathrm{751}}^1\times {\mathrm{22283}}^1$

素因数の和:23356

約数の個数: 64

約数和(自身を含む): 470552509440

約数和(自身を除く): 262374918920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 311, 622, 751, 1244, 1502, 1555, 2488, 3004, 3110, 3755, 6008, 6220, 7510, 12440, 15020, 22283, 30040, 44566, 89132, 111415, 178264, 222830, 233561, 445660, 467122, 891320, 934244, 1167805, 1868488, 2335610, 4671220, 6930013, 9342440, 13860026, 16734533, 27720052, 33469066, 34650065, 55440104, 66938132, 69300130, 83672665, 133876264, 138600260, 167345330, 277200520, 334690660, 669381320, 5204439763, 10408879526, 20817759052, 26022198815, 41635518104, 52044397630, 104088795260, 208177590520]

約数ペア:

[(1, 208177590520), (2, 104088795260), (4, 52044397630), (5, 41635518104), (8, 26022198815), (10, 20817759052), (20, 10408879526), (40, 5204439763), (311, 669381320), (622, 334690660), (751, 277200520), (1244, 167345330), (1502, 138600260), (1555, 133876264), (2488, 83672665), (3004, 69300130), (3110, 66938132), (3755, 55440104), (6008, 34650065), (6220, 33469066), (7510, 27720052), (12440, 16734533), (15020, 13860026), (22283, 9342440), (30040, 6930013), (44566, 4671220), (89132, 2335610), (111415, 1868488), (178264, 1167805), (222830, 934244), (233561, 891320), (445660, 467122)]