77302720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21961}}^1$

素因数の和:21989

約数の個数: 56

約数和(自身を含む): 200820528

約数和(自身を除く): 123517808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 21961, 43922, 87844, 109805, 175688, 219610, 241571, 351376, 439220, 483142, 702752, 878440, 966284, 1207855, 1405504, 1756880, 1932568, 2415710, 3513760, 3865136, 4831420, 7027520, 7730272, 9662840, 15460544, 19325680, 38651360, 77302720]

約数ペア:

[(1, 77302720), (2, 38651360), (4, 19325680), (5, 15460544), (8, 9662840), (10, 7730272), (11, 7027520), (16, 4831420), (20, 3865136), (22, 3513760), (32, 2415710), (40, 1932568), (44, 1756880), (55, 1405504), (64, 1207855), (80, 966284), (88, 878440), (110, 702752), (160, 483142), (176, 439220), (220, 351376), (320, 241571), (352, 219610), (440, 175688), (704, 109805), (880, 87844), (1760, 43922), (3520, 21961)]