78910384

素因数分解:

$2^4\times 7^2\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:674

約数の個数: 60

約数和(自身を含む): 179004168

約数和(自身を除く): 100093784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 251, 392, 401, 502, 784, 802, 1004, 1604, 1757, 2008, 2807, 3208, 3514, 4016, 5614, 6416, 7028, 11228, 12299, 14056, 19649, 22456, 24598, 28112, 39298, 44912, 49196, 78596, 98392, 100651, 157192, 196784, 201302, 314384, 402604, 704557, 805208, 1409114, 1610416, 2818228, 4931899, 5636456, 9863798, 11272912, 19727596, 39455192, 78910384]

約数ペア:

[(1, 78910384), (2, 39455192), (4, 19727596), (7, 11272912), (8, 9863798), (14, 5636456), (16, 4931899), (28, 2818228), (49, 1610416), (56, 1409114), (98, 805208), (112, 704557), (196, 402604), (251, 314384), (392, 201302), (401, 196784), (502, 157192), (784, 100651), (802, 98392), (1004, 78596), (1604, 49196), (1757, 44912), (2008, 39298), (2807, 28112), (3208, 24598), (3514, 22456), (4016, 19649), (5614, 14056), (6416, 12299), (7028, 11228)]