7890245085

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{2423}}^1$

素因数の和:2658

約数の個数: 64

約数和(自身を含む): 13403750400

約数和(自身を除く): 5513505315

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 149, 155, 235, 447, 465, 705, 745, 1457, 2235, 2423, 4371, 4619, 7003, 7269, 7285, 12115, 13857, 21009, 21855, 23095, 35015, 36345, 69285, 75113, 105045, 113881, 217093, 225339, 341643, 361027, 375565, 569405, 651279, 1083081, 1085465, 1126695, 1708215, 1805135, 3256395, 3530311, 5415405, 10590933, 11191837, 16968269, 17651555, 33575511, 50904807, 52954665, 55959185, 84841345, 167877555, 254524035, 526016339, 1578049017, 2630081695, 7890245085]

約数ペア:

[(1, 7890245085), (3, 2630081695), (5, 1578049017), (15, 526016339), (31, 254524035), (47, 167877555), (93, 84841345), (141, 55959185), (149, 52954665), (155, 50904807), (235, 33575511), (447, 17651555), (465, 16968269), (705, 11191837), (745, 10590933), (1457, 5415405), (2235, 3530311), (2423, 3256395), (4371, 1805135), (4619, 1708215), (7003, 1126695), (7269, 1085465), (7285, 1083081), (12115, 651279), (13857, 569405), (21009, 375565), (21855, 361027), (23095, 341643), (35015, 225339), (36345, 217093), (69285, 113881), (75113, 105045)]