80406016

素因数分解:

$2^9\times {\mathrm{97}}^1\times {\mathrm{1619}}^1$

素因数の和:1734

約数の個数: 40

約数和(自身を含む): 162411480

約数和(自身を除く): 82005464

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 256, 388, 512, 776, 1552, 1619, 3104, 3238, 6208, 6476, 12416, 12952, 24832, 25904, 49664, 51808, 103616, 157043, 207232, 314086, 414464, 628172, 828928, 1256344, 2512688, 5025376, 10050752, 20101504, 40203008, 80406016]

約数ペア:

[(1, 80406016), (2, 40203008), (4, 20101504), (8, 10050752), (16, 5025376), (32, 2512688), (64, 1256344), (97, 828928), (128, 628172), (194, 414464), (256, 314086), (388, 207232), (512, 157043), (776, 103616), (1552, 51808), (1619, 49664), (3104, 25904), (3238, 24832), (6208, 12952), (6476, 12416)]