75721264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{278387}}^1$

素因数の和:278412

約数の個数: 20

約数和(自身を含む): 155340504

約数和(自身を除く): 79619240

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 278387, 556774, 1113548, 2227096, 4454192, 4732579, 9465158, 18930316, 37860632, 75721264]

約数ペア:

[(1, 75721264), (2, 37860632), (4, 18930316), (8, 9465158), (16, 4732579), (17, 4454192), (34, 2227096), (68, 1113548), (136, 556774), (272, 278387)]