77996480

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1093}}^1$

素因数の和:1333

約数の個数: 56

約数和(自身を含む): 186732672

約数和(自身を除く): 108736192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1093, 1115, 1784, 2186, 2230, 3568, 4372, 4460, 5465, 7136, 8744, 8920, 10930, 14272, 17488, 17840, 21860, 34976, 35680, 43720, 69952, 71360, 87440, 174880, 243739, 349760, 487478, 974956, 1218695, 1949912, 2437390, 3899824, 4874780, 7799648, 9749560, 15599296, 19499120, 38998240, 77996480]

約数ペア:

[(1, 77996480), (2, 38998240), (4, 19499120), (5, 15599296), (8, 9749560), (10, 7799648), (16, 4874780), (20, 3899824), (32, 2437390), (40, 1949912), (64, 1218695), (80, 974956), (160, 487478), (223, 349760), (320, 243739), (446, 174880), (892, 87440), (1093, 71360), (1115, 69952), (1784, 43720), (2186, 35680), (2230, 34976), (3568, 21860), (4372, 17840), (4460, 17488), (5465, 14272), (7136, 10930), (8744, 8920)]