8902400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:146

約数の個数: 108

約数和(自身を含む): 23951592

約数和(自身を除く): 15049192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 107, 128, 130, 160, 200, 208, 214, 256, 260, 320, 325, 400, 416, 428, 520, 535, 640, 650, 800, 832, 856, 1040, 1070, 1280, 1300, 1391, 1600, 1664, 1712, 2080, 2140, 2600, 2675, 2782, 3200, 3328, 3424, 4160, 4280, 5200, 5350, 5564, 6400, 6848, 6955, 8320, 8560, 10400, 10700, 11128, 13696, 13910, 16640, 17120, 20800, 21400, 22256, 27392, 27820, 34240, 34775, 41600, 42800, 44512, 55640, 68480, 69550, 83200, 85600, 89024, 111280, 136960, 139100, 171200, 178048, 222560, 278200, 342400, 356096, 445120, 556400, 684800, 890240, 1112800, 1780480, 2225600, 4451200, 8902400]

約数ペア:

[(1, 8902400), (2, 4451200), (4, 2225600), (5, 1780480), (8, 1112800), (10, 890240), (13, 684800), (16, 556400), (20, 445120), (25, 356096), (26, 342400), (32, 278200), (40, 222560), (50, 178048), (52, 171200), (64, 139100), (65, 136960), (80, 111280), (100, 89024), (104, 85600), (107, 83200), (128, 69550), (130, 68480), (160, 55640), (200, 44512), (208, 42800), (214, 41600), (256, 34775), (260, 34240), (320, 27820), (325, 27392), (400, 22256), (416, 21400), (428, 20800), (520, 17120), (535, 16640), (640, 13910), (650, 13696), (800, 11128), (832, 10700), (856, 10400), (1040, 8560), (1070, 8320), (1280, 6955), (1300, 6848), (1391, 6400), (1600, 5564), (1664, 5350), (1712, 5200), (2080, 4280), (2140, 4160), (2600, 3424), (2675, 3328), (2782, 3200)]