249565345

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 317952000

約数和(自身を除く): 68386655

約数列:

[1, 5, 31, 79, 89, 155, 229, 395, 445, 1145, 2449, 2759, 7031, 7099, 12245, 13795, 18091, 20381, 35155, 35495, 90455, 101905, 217961, 560821, 631811, 1089805, 1610099, 2804105, 3159055, 8050495, 49913069, 249565345]

約数ペア:

[(1, 249565345), (5, 49913069), (31, 8050495), (79, 3159055), (89, 2804105), (155, 1610099), (229, 1089805), (395, 631811), (445, 560821), (1145, 217961), (2449, 101905), (2759, 90455), (7031, 35495), (7099, 35155), (12245, 20381), (13795, 18091)]