73164280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{261301}}^1$

素因数の和:261319

約数の個数: 32

約数和(自身を含む): 188137440

約数和(自身を除く): 114973160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 261301, 522602, 1045204, 1306505, 1829107, 2090408, 2613010, 3658214, 5226020, 7316428, 9145535, 10452040, 14632856, 18291070, 36582140, 73164280]

約数ペア:

[(1, 73164280), (2, 36582140), (4, 18291070), (5, 14632856), (7, 10452040), (8, 9145535), (10, 7316428), (14, 5226020), (20, 3658214), (28, 2613010), (35, 2090408), (40, 1829107), (56, 1306505), (70, 1045204), (140, 522602), (280, 261301)]