407650048

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 881315568

約数和(自身を除く): 473665520

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 347, 353, 416, 694, 706, 832, 1388, 1412, 1664, 2776, 2824, 3328, 4511, 4589, 5552, 5648, 9022, 9178, 11104, 11296, 18044, 18356, 22208, 22592, 36088, 36712, 44416, 45184, 72176, 73424, 88832, 90368, 122491, 144352, 146848, 244982, 288704, 293696, 489964, 577408, 587392, 979928, 1154816, 1174784, 1592383, 1959856, 3184766, 3919712, 6369532, 7839424, 12739064, 15678848, 25478128, 31357696, 50956256, 101912512, 203825024, 407650048]

約数ペア:

[(1, 407650048), (2, 203825024), (4, 101912512), (8, 50956256), (13, 31357696), (16, 25478128), (26, 15678848), (32, 12739064), (52, 7839424), (64, 6369532), (104, 3919712), (128, 3184766), (208, 1959856), (256, 1592383), (347, 1174784), (353, 1154816), (416, 979928), (694, 587392), (706, 577408), (832, 489964), (1388, 293696), (1412, 288704), (1664, 244982), (2776, 146848), (2824, 144352), (3328, 122491), (4511, 90368), (4589, 88832), (5552, 73424), (5648, 72176), (9022, 45184), (9178, 44416), (11104, 36712), (11296, 36088), (18044, 22592), (18356, 22208)]