255877888

素因数分解:

$2^8\times 7^1\times {\mathrm{142789}}^1$

素因数の和:142812

約数の個数: 36

約数和(自身を含む): 583725520

約数和(自身を除く): 327847632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 142789, 285578, 571156, 999523, 1142312, 1999046, 2284624, 3998092, 4569248, 7996184, 9138496, 15992368, 18276992, 31984736, 36553984, 63969472, 127938944, 255877888]

約数ペア:

[(1, 255877888), (2, 127938944), (4, 63969472), (7, 36553984), (8, 31984736), (14, 18276992), (16, 15992368), (28, 9138496), (32, 7996184), (56, 4569248), (64, 3998092), (112, 2284624), (128, 1999046), (224, 1142312), (256, 999523), (448, 571156), (896, 285578), (1792, 142789)]