281375584

素因数分解:

$2^5\times 7^1\times {\mathrm{359}}^1\times {\mathrm{3499}}^1$

素因数の和:3875

約数の個数: 48

約数和(自身を含む): 635040000

約数和(自身を除く): 353664416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 359, 718, 1436, 2513, 2872, 3499, 5026, 5744, 6998, 10052, 11488, 13996, 20104, 24493, 27992, 40208, 48986, 55984, 80416, 97972, 111968, 195944, 391888, 783776, 1256141, 2512282, 5024564, 8792987, 10049128, 17585974, 20098256, 35171948, 40196512, 70343896, 140687792, 281375584]

約数ペア:

[(1, 281375584), (2, 140687792), (4, 70343896), (7, 40196512), (8, 35171948), (14, 20098256), (16, 17585974), (28, 10049128), (32, 8792987), (56, 5024564), (112, 2512282), (224, 1256141), (359, 783776), (718, 391888), (1436, 195944), (2513, 111968), (2872, 97972), (3499, 80416), (5026, 55984), (5744, 48986), (6998, 40208), (10052, 27992), (11488, 24493), (13996, 20104)]