66876160

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4053

約数の個数: 72

約数和(自身を含む): 172554480

約数和(自身を除く): 105678320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 3328, 4019, 4160, 8038, 8320, 16076, 16640, 20095, 32152, 40190, 52247, 64304, 80380, 104494, 128608, 160760, 208988, 257216, 261235, 321520, 417976, 514432, 522470, 643040, 835952, 1028864, 1044940, 1286080, 1671904, 2089880, 2572160, 3343808, 4179760, 5144320, 6687616, 8359520, 13375232, 16719040, 33438080, 66876160]

約数ペア:

[(1, 66876160), (2, 33438080), (4, 16719040), (5, 13375232), (8, 8359520), (10, 6687616), (13, 5144320), (16, 4179760), (20, 3343808), (26, 2572160), (32, 2089880), (40, 1671904), (52, 1286080), (64, 1044940), (65, 1028864), (80, 835952), (104, 643040), (128, 522470), (130, 514432), (160, 417976), (208, 321520), (256, 261235), (260, 257216), (320, 208988), (416, 160760), (520, 128608), (640, 104494), (832, 80380), (1040, 64304), (1280, 52247), (1664, 40190), (2080, 32152), (3328, 20095), (4019, 16640), (4160, 16076), (8038, 8320)]