64744960

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{3613}}^1$

素因数の和:3643

約数の個数: 80

約数和(自身を含む): 177461856

約数和(自身を除く): 112716896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 3613, 4480, 7226, 8960, 14452, 17920, 18065, 25291, 28904, 36130, 50582, 57808, 72260, 101164, 115616, 126455, 144520, 202328, 231232, 252910, 289040, 404656, 462464, 505820, 578080, 809312, 924928, 1011640, 1156160, 1618624, 1849856, 2023280, 2312320, 3237248, 4046560, 4624640, 6474496, 8093120, 9249280, 12948992, 16186240, 32372480, 64744960]

約数ペア:

[(1, 64744960), (2, 32372480), (4, 16186240), (5, 12948992), (7, 9249280), (8, 8093120), (10, 6474496), (14, 4624640), (16, 4046560), (20, 3237248), (28, 2312320), (32, 2023280), (35, 1849856), (40, 1618624), (56, 1156160), (64, 1011640), (70, 924928), (80, 809312), (112, 578080), (128, 505820), (140, 462464), (160, 404656), (224, 289040), (256, 252910), (280, 231232), (320, 202328), (448, 144520), (512, 126455), (560, 115616), (640, 101164), (896, 72260), (1120, 57808), (1280, 50582), (1792, 36130), (2240, 28904), (2560, 25291), (3584, 18065), (3613, 17920), (4480, 14452), (7226, 8960)]