55751320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 133452000

約数和(自身を除く): 77700680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 673, 760, 872, 1090, 1346, 2071, 2180, 2692, 3365, 4142, 4360, 5384, 6730, 8284, 10355, 12787, 13460, 16568, 20710, 25574, 26920, 41420, 51148, 63935, 73357, 82840, 102296, 127870, 146714, 255740, 293428, 366785, 511480, 586856, 733570, 1393783, 1467140, 2787566, 2934280, 5575132, 6968915, 11150264, 13937830, 27875660, 55751320]

約数ペア:

[(1, 55751320), (2, 27875660), (4, 13937830), (5, 11150264), (8, 6968915), (10, 5575132), (19, 2934280), (20, 2787566), (38, 1467140), (40, 1393783), (76, 733570), (95, 586856), (109, 511480), (152, 366785), (190, 293428), (218, 255740), (380, 146714), (436, 127870), (545, 102296), (673, 82840), (760, 73357), (872, 63935), (1090, 51148), (1346, 41420), (2071, 26920), (2180, 25574), (2692, 20710), (3365, 16568), (4142, 13460), (4360, 12787), (5384, 10355), (6730, 8284)]