64636768

素因数分解:

$2^5\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2857}}^1$

素因数の和:2975

約数の個数: 48

約数和(自身を含む): 146924064

約数和(自身を除く): 82287296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 101, 112, 202, 224, 404, 707, 808, 1414, 1616, 2828, 2857, 3232, 5656, 5714, 11312, 11428, 19999, 22624, 22856, 39998, 45712, 79996, 91424, 159992, 288557, 319984, 577114, 639968, 1154228, 2019899, 2308456, 4039798, 4616912, 8079596, 9233824, 16159192, 32318384, 64636768]

約数ペア:

[(1, 64636768), (2, 32318384), (4, 16159192), (7, 9233824), (8, 8079596), (14, 4616912), (16, 4039798), (28, 2308456), (32, 2019899), (56, 1154228), (101, 639968), (112, 577114), (202, 319984), (224, 288557), (404, 159992), (707, 91424), (808, 79996), (1414, 45712), (1616, 39998), (2828, 22856), (2857, 22624), (3232, 19999), (5656, 11428), (5714, 11312)]