61542880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{54949}}^1$

素因数の和:54971

約数の個数: 48

約数和(自身を含む): 166168800

約数和(自身を除く): 104625920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 54949, 109898, 219796, 274745, 384643, 439592, 549490, 769286, 879184, 1098980, 1538572, 1758368, 1923215, 2197960, 3077144, 3846430, 4395920, 6154288, 7692860, 8791840, 12308576, 15385720, 30771440, 61542880]

約数ペア:

[(1, 61542880), (2, 30771440), (4, 15385720), (5, 12308576), (7, 8791840), (8, 7692860), (10, 6154288), (14, 4395920), (16, 3846430), (20, 3077144), (28, 2197960), (32, 1923215), (35, 1758368), (40, 1538572), (56, 1098980), (70, 879184), (80, 769286), (112, 549490), (140, 439592), (160, 384643), (224, 274745), (280, 219796), (560, 109898), (1120, 54949)]