25582860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 78021216

約数和(自身を除く): 52438356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 457, 622, 914, 933, 1244, 1371, 1555, 1828, 1866, 2285, 2742, 2799, 3110, 3732, 4113, 4570, 4665, 5484, 5598, 6220, 6855, 8226, 9140, 9330, 11196, 13710, 13995, 16452, 18660, 20565, 27420, 27990, 41130, 55980, 82260, 142127, 284254, 426381, 568508, 710635, 852762, 1279143, 1421270, 1705524, 2131905, 2558286, 2842540, 4263810, 5116572, 6395715, 8527620, 12791430, 25582860]

約数ペア:

[(1, 25582860), (2, 12791430), (3, 8527620), (4, 6395715), (5, 5116572), (6, 4263810), (9, 2842540), (10, 2558286), (12, 2131905), (15, 1705524), (18, 1421270), (20, 1279143), (30, 852762), (36, 710635), (45, 568508), (60, 426381), (90, 284254), (180, 142127), (311, 82260), (457, 55980), (622, 41130), (914, 27990), (933, 27420), (1244, 20565), (1371, 18660), (1555, 16452), (1828, 13995), (1866, 13710), (2285, 11196), (2742, 9330), (2799, 9140), (3110, 8226), (3732, 6855), (4113, 6220), (4570, 5598), (4665, 5484)]