87881920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{39233}}^1$

素因数の和:39257

約数の個数: 56

約数和(自身を含む): 239170464

約数和(自身を除く): 151288544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 39233, 78466, 156932, 196165, 274631, 313864, 392330, 549262, 627728, 784660, 1098524, 1255456, 1373155, 1569320, 2197048, 2510912, 2746310, 3138640, 4394096, 5492620, 6277280, 8788192, 10985240, 12554560, 17576384, 21970480, 43940960, 87881920]

約数ペア:

[(1, 87881920), (2, 43940960), (4, 21970480), (5, 17576384), (7, 12554560), (8, 10985240), (10, 8788192), (14, 6277280), (16, 5492620), (20, 4394096), (28, 3138640), (32, 2746310), (35, 2510912), (40, 2197048), (56, 1569320), (64, 1373155), (70, 1255456), (80, 1098524), (112, 784660), (140, 627728), (160, 549262), (224, 392330), (280, 313864), (320, 274631), (448, 196165), (560, 156932), (1120, 78466), (2240, 39233)]