168271490

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{373}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 306575280

約数和(自身を除く): 138303790

約数列:

[1, 2, 5, 10, 197, 229, 373, 394, 458, 746, 985, 1145, 1865, 1970, 2290, 3730, 45113, 73481, 85417, 90226, 146962, 170834, 225565, 367405, 427085, 451130, 734810, 854170, 16827149, 33654298, 84135745, 168271490]

約数ペア:

[(1, 168271490), (2, 84135745), (5, 33654298), (10, 16827149), (197, 854170), (229, 734810), (373, 451130), (394, 427085), (458, 367405), (746, 225565), (985, 170834), (1145, 146962), (1865, 90226), (1970, 85417), (2290, 73481), (3730, 45113)]