80865810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5651}}^1$

素因数の和:5720

約数の個数: 64

約数和(自身を含む): 219749760

約数和(自身を除く): 138883950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 53, 54, 90, 106, 135, 159, 265, 270, 318, 477, 530, 795, 954, 1431, 1590, 2385, 2862, 4770, 5651, 7155, 11302, 14310, 16953, 28255, 33906, 50859, 56510, 84765, 101718, 152577, 169530, 254295, 299503, 305154, 508590, 599006, 762885, 898509, 1497515, 1525770, 1797018, 2695527, 2995030, 4492545, 5391054, 8086581, 8985090, 13477635, 16173162, 26955270, 40432905, 80865810]

約数ペア:

[(1, 80865810), (2, 40432905), (3, 26955270), (5, 16173162), (6, 13477635), (9, 8985090), (10, 8086581), (15, 5391054), (18, 4492545), (27, 2995030), (30, 2695527), (45, 1797018), (53, 1525770), (54, 1497515), (90, 898509), (106, 762885), (135, 599006), (159, 508590), (265, 305154), (270, 299503), (318, 254295), (477, 169530), (530, 152577), (795, 101718), (954, 84765), (1431, 56510), (1590, 50859), (2385, 33906), (2862, 28255), (4770, 16953), (5651, 14310), (7155, 11302)]