12732800

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 33011280

約数和(自身を除く): 20278480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 173, 184, 200, 230, 320, 346, 368, 400, 460, 575, 640, 692, 736, 800, 865, 920, 1150, 1384, 1472, 1600, 1730, 1840, 2300, 2768, 2944, 3200, 3460, 3680, 3979, 4325, 4600, 5536, 6920, 7360, 7958, 8650, 9200, 11072, 13840, 14720, 15916, 17300, 18400, 19895, 22144, 27680, 31832, 34600, 36800, 39790, 55360, 63664, 69200, 73600, 79580, 99475, 110720, 127328, 138400, 159160, 198950, 254656, 276800, 318320, 397900, 509312, 553600, 636640, 795800, 1273280, 1591600, 2546560, 3183200, 6366400, 12732800]

約数ペア:

[(1, 12732800), (2, 6366400), (4, 3183200), (5, 2546560), (8, 1591600), (10, 1273280), (16, 795800), (20, 636640), (23, 553600), (25, 509312), (32, 397900), (40, 318320), (46, 276800), (50, 254656), (64, 198950), (80, 159160), (92, 138400), (100, 127328), (115, 110720), (128, 99475), (160, 79580), (173, 73600), (184, 69200), (200, 63664), (230, 55360), (320, 39790), (346, 36800), (368, 34600), (400, 31832), (460, 27680), (575, 22144), (640, 19895), (692, 18400), (736, 17300), (800, 15916), (865, 14720), (920, 13840), (1150, 11072), (1384, 9200), (1472, 8650), (1600, 7958), (1730, 7360), (1840, 6920), (2300, 5536), (2768, 4600), (2944, 4325), (3200, 3979), (3460, 3680)]