90780172

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1931}}^1$

素因数の和:2038

約数の個数: 48

約数和(自身を含む): 192148992

約数和(自身を除く): 101368820

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 1022, 1679, 1931, 2044, 3358, 3862, 6716, 7724, 11753, 13517, 23506, 27034, 44413, 47012, 54068, 88826, 140963, 177652, 281926, 310891, 563852, 621782, 986741, 1243564, 1973482, 3242149, 3946964, 6484298, 12968596, 22695043, 45390086, 90780172]

約数ペア:

[(1, 90780172), (2, 45390086), (4, 22695043), (7, 12968596), (14, 6484298), (23, 3946964), (28, 3242149), (46, 1973482), (73, 1243564), (92, 986741), (146, 621782), (161, 563852), (292, 310891), (322, 281926), (511, 177652), (644, 140963), (1022, 88826), (1679, 54068), (1931, 47012), (2044, 44413), (3358, 27034), (3862, 23506), (6716, 13517), (7724, 11753)]