25608780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{142271}}^1$

素因数の和:142286

約数の個数: 36

約数和(自身を含む): 77680512

約数和(自身を除く): 52071732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 142271, 284542, 426813, 569084, 711355, 853626, 1280439, 1422710, 1707252, 2134065, 2560878, 2845420, 4268130, 5121756, 6402195, 8536260, 12804390, 25608780]

約数ペア:

[(1, 25608780), (2, 12804390), (3, 8536260), (4, 6402195), (5, 5121756), (6, 4268130), (9, 2845420), (10, 2560878), (12, 2134065), (15, 1707252), (18, 1422710), (20, 1280439), (30, 853626), (36, 711355), (45, 569084), (60, 426813), (90, 284542), (180, 142271)]