25489920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3319}}^1$

素因数の和:3345

約数の個数: 80

約数和(自身を含む): 81512640

約数和(自身を除く): 56022720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3319, 3840, 6638, 7680, 9957, 13276, 16595, 19914, 26552, 33190, 39828, 49785, 53104, 66380, 79656, 99570, 106208, 132760, 159312, 199140, 212416, 265520, 318624, 398280, 424832, 531040, 637248, 796560, 849664, 1062080, 1274496, 1593120, 1699328, 2124160, 2548992, 3186240, 4248320, 5097984, 6372480, 8496640, 12744960, 25489920]

約数ペア:

[(1, 25489920), (2, 12744960), (3, 8496640), (4, 6372480), (5, 5097984), (6, 4248320), (8, 3186240), (10, 2548992), (12, 2124160), (15, 1699328), (16, 1593120), (20, 1274496), (24, 1062080), (30, 849664), (32, 796560), (40, 637248), (48, 531040), (60, 424832), (64, 398280), (80, 318624), (96, 265520), (120, 212416), (128, 199140), (160, 159312), (192, 132760), (240, 106208), (256, 99570), (320, 79656), (384, 66380), (480, 53104), (512, 49785), (640, 39828), (768, 33190), (960, 26552), (1280, 19914), (1536, 16595), (1920, 13276), (2560, 9957), (3319, 7680), (3840, 6638)]