63478640

素因数分解:

$2^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1523}}^1$

素因数の和:2057

約数の個数: 40

約数和(自身を含む): 147968208

約数和(自身を除く): 84489568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 521, 1042, 1523, 2084, 2605, 3046, 4168, 5210, 6092, 7615, 8336, 10420, 12184, 15230, 20840, 24368, 30460, 41680, 60920, 121840, 793483, 1586966, 3173932, 3967415, 6347864, 7934830, 12695728, 15869660, 31739320, 63478640]

約数ペア:

[(1, 63478640), (2, 31739320), (4, 15869660), (5, 12695728), (8, 7934830), (10, 6347864), (16, 3967415), (20, 3173932), (40, 1586966), (80, 793483), (521, 121840), (1042, 60920), (1523, 41680), (2084, 30460), (2605, 24368), (3046, 20840), (4168, 15230), (5210, 12184), (6092, 10420), (7615, 8336)]