2776261345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{421}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 4104027648

約数和(自身を除く): 1327766303

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 401, 421, 715, 1265, 1495, 2005, 2105, 3289, 4411, 4631, 5213, 5473, 9223, 9683, 16445, 22055, 23155, 26065, 27365, 46115, 48415, 57343, 60203, 101453, 106513, 119899, 125879, 168821, 286715, 301015, 507265, 532565, 599495, 629395, 844105, 1318889, 1384669, 1857031, 2194673, 3882883, 6594445, 6923345, 9285155, 10973365, 19414415, 24141403, 42711713, 50477479, 120707015, 213558565, 252387395, 555252269, 2776261345]

約数ペア:

[(1, 2776261345), (5, 555252269), (11, 252387395), (13, 213558565), (23, 120707015), (55, 50477479), (65, 42711713), (115, 24141403), (143, 19414415), (253, 10973365), (299, 9285155), (401, 6923345), (421, 6594445), (715, 3882883), (1265, 2194673), (1495, 1857031), (2005, 1384669), (2105, 1318889), (3289, 844105), (4411, 629395), (4631, 599495), (5213, 532565), (5473, 507265), (9223, 301015), (9683, 286715), (16445, 168821), (22055, 125879), (23155, 119899), (26065, 106513), (27365, 101453), (46115, 60203), (48415, 57343)]