31920896

素因数分解:

$2^8\times 7^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 74565120

約数和(自身を除く): 42644224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 56, 64, 94, 112, 128, 188, 224, 256, 329, 376, 379, 448, 658, 752, 758, 896, 1316, 1504, 1516, 1792, 2632, 2653, 3008, 3032, 5264, 5306, 6016, 6064, 10528, 10612, 12032, 12128, 17813, 21056, 21224, 24256, 35626, 42112, 42448, 48512, 71252, 84224, 84896, 97024, 124691, 142504, 169792, 249382, 285008, 339584, 498764, 570016, 679168, 997528, 1140032, 1995056, 2280064, 3990112, 4560128, 7980224, 15960448, 31920896]

約数ペア:

[(1, 31920896), (2, 15960448), (4, 7980224), (7, 4560128), (8, 3990112), (14, 2280064), (16, 1995056), (28, 1140032), (32, 997528), (47, 679168), (56, 570016), (64, 498764), (94, 339584), (112, 285008), (128, 249382), (188, 169792), (224, 142504), (256, 124691), (329, 97024), (376, 84896), (379, 84224), (448, 71252), (658, 48512), (752, 42448), (758, 42112), (896, 35626), (1316, 24256), (1504, 21224), (1516, 21056), (1792, 17813), (2632, 12128), (2653, 12032), (3008, 10612), (3032, 10528), (5264, 6064), (5306, 6016)]