138016256

素因数分解:

$2^9\times 7^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:519

約数の個数: 80

約数和(自身を含む): 319208736

約数和(自身を除く): 181192480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 256, 388, 397, 448, 512, 679, 776, 794, 896, 1358, 1552, 1588, 1792, 2716, 2779, 3104, 3176, 3584, 5432, 5558, 6208, 6352, 10864, 11116, 12416, 12704, 21728, 22232, 24832, 25408, 38509, 43456, 44464, 49664, 50816, 77018, 86912, 88928, 101632, 154036, 173824, 177856, 203264, 269563, 308072, 347648, 355712, 539126, 616144, 711424, 1078252, 1232288, 1422848, 2156504, 2464576, 4313008, 4929152, 8626016, 9858304, 17252032, 19716608, 34504064, 69008128, 138016256]

約数ペア:

[(1, 138016256), (2, 69008128), (4, 34504064), (7, 19716608), (8, 17252032), (14, 9858304), (16, 8626016), (28, 4929152), (32, 4313008), (56, 2464576), (64, 2156504), (97, 1422848), (112, 1232288), (128, 1078252), (194, 711424), (224, 616144), (256, 539126), (388, 355712), (397, 347648), (448, 308072), (512, 269563), (679, 203264), (776, 177856), (794, 173824), (896, 154036), (1358, 101632), (1552, 88928), (1588, 86912), (1792, 77018), (2716, 50816), (2779, 49664), (3104, 44464), (3176, 43456), (3584, 38509), (5432, 25408), (5558, 24832), (6208, 22232), (6352, 21728), (10864, 12704), (11116, 12416)]