128013184

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4049}}^1$

素因数の和:4095

約数の個数: 64

約数和(自身を含む): 289170000

約数和(自身を除く): 161156816

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3952, 4049, 7904, 8098, 15808, 16196, 31616, 32392, 52637, 64784, 76931, 105274, 129568, 153862, 210548, 259136, 307724, 421096, 518272, 615448, 842192, 1000103, 1230896, 1684384, 2000206, 2461792, 3368768, 4000412, 4923584, 6737536, 8000824, 9847168, 16001648, 32003296, 64006592, 128013184]

約数ペア:

[(1, 128013184), (2, 64006592), (4, 32003296), (8, 16001648), (13, 9847168), (16, 8000824), (19, 6737536), (26, 4923584), (32, 4000412), (38, 3368768), (52, 2461792), (64, 2000206), (76, 1684384), (104, 1230896), (128, 1000103), (152, 842192), (208, 615448), (247, 518272), (304, 421096), (416, 307724), (494, 259136), (608, 210548), (832, 153862), (988, 129568), (1216, 105274), (1664, 76931), (1976, 64784), (2432, 52637), (3952, 32392), (4049, 31616), (7904, 16196), (8098, 15808)]