231640448

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1301}}^1$

素因数の和:1435

約数の個数: 64

約数和(自身を含む): 501999120

約数和(自身を除く): 270358672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 107, 128, 208, 214, 416, 428, 832, 856, 1301, 1391, 1664, 1712, 2602, 2782, 3424, 5204, 5564, 6848, 10408, 11128, 13696, 16913, 20816, 22256, 33826, 41632, 44512, 67652, 83264, 89024, 135304, 139207, 166528, 178048, 270608, 278414, 541216, 556828, 1082432, 1113656, 1809691, 2164864, 2227312, 3619382, 4454624, 7238764, 8909248, 14477528, 17818496, 28955056, 57910112, 115820224, 231640448]

約数ペア:

[(1, 231640448), (2, 115820224), (4, 57910112), (8, 28955056), (13, 17818496), (16, 14477528), (26, 8909248), (32, 7238764), (52, 4454624), (64, 3619382), (104, 2227312), (107, 2164864), (128, 1809691), (208, 1113656), (214, 1082432), (416, 556828), (428, 541216), (832, 278414), (856, 270608), (1301, 178048), (1391, 166528), (1664, 139207), (1712, 135304), (2602, 89024), (2782, 83264), (3424, 67652), (5204, 44512), (5564, 41632), (6848, 33826), (10408, 22256), (11128, 20816), (13696, 16913)]