51200280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{142223}}^1$

素因数の和:142240

約数の個数: 48

約数和(自身を含む): 166402080

約数和(自身を除く): 115201800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 142223, 284446, 426669, 568892, 711115, 853338, 1137784, 1280007, 1422230, 1706676, 2133345, 2560014, 2844460, 3413352, 4266690, 5120028, 5688920, 6400035, 8533380, 10240056, 12800070, 17066760, 25600140, 51200280]

約数ペア:

[(1, 51200280), (2, 25600140), (3, 17066760), (4, 12800070), (5, 10240056), (6, 8533380), (8, 6400035), (9, 5688920), (10, 5120028), (12, 4266690), (15, 3413352), (18, 2844460), (20, 2560014), (24, 2133345), (30, 1706676), (36, 1422230), (40, 1280007), (45, 1137784), (60, 853338), (72, 711115), (90, 568892), (120, 426669), (180, 284446), (360, 142223)]