163280495

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 243777600

約数和(自身を除く): 80497105

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 197, 199, 245, 595, 833, 985, 995, 1379, 1393, 3349, 3383, 4165, 6895, 6965, 9653, 9751, 16745, 16915, 23443, 23681, 39203, 48265, 48755, 117215, 118405, 164101, 165767, 196015, 274421, 666451, 820505, 828835, 1372105, 1920947, 3332255, 4665157, 9604735, 23325785, 32656099, 163280495]

約数ペア:

[(1, 163280495), (5, 32656099), (7, 23325785), (17, 9604735), (35, 4665157), (49, 3332255), (85, 1920947), (119, 1372105), (197, 828835), (199, 820505), (245, 666451), (595, 274421), (833, 196015), (985, 165767), (995, 164101), (1379, 118405), (1393, 117215), (3349, 48755), (3383, 48265), (4165, 39203), (6895, 23681), (6965, 23443), (9653, 16915), (9751, 16745)]