77318780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50207}}^1$

素因数の和:50234

約数の個数: 48

約数和(自身を含む): 202438656

約数和(自身を除く): 125119876

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50207, 100414, 200828, 251035, 351449, 502070, 552277, 702898, 1004140, 1104554, 1405796, 1757245, 2209108, 2761385, 3514490, 3865939, 5522770, 7028980, 7731878, 11045540, 15463756, 19329695, 38659390, 77318780]

約数ペア:

[(1, 77318780), (2, 38659390), (4, 19329695), (5, 15463756), (7, 11045540), (10, 7731878), (11, 7028980), (14, 5522770), (20, 3865939), (22, 3514490), (28, 2761385), (35, 2209108), (44, 1757245), (55, 1405796), (70, 1104554), (77, 1004140), (110, 702898), (140, 552277), (154, 502070), (220, 351449), (308, 251035), (385, 200828), (770, 100414), (1540, 50207)]