25980640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23197}}^1$

素因数の和:23219

約数の個数: 48

約数和(自身を含む): 70150752

約数和(自身を除く): 44170112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 23197, 46394, 92788, 115985, 162379, 185576, 231970, 324758, 371152, 463940, 649516, 742304, 811895, 927880, 1299032, 1623790, 1855760, 2598064, 3247580, 3711520, 5196128, 6495160, 12990320, 25980640]

約数ペア:

[(1, 25980640), (2, 12990320), (4, 6495160), (5, 5196128), (7, 3711520), (8, 3247580), (10, 2598064), (14, 1855760), (16, 1623790), (20, 1299032), (28, 927880), (32, 811895), (35, 742304), (40, 649516), (56, 463940), (70, 371152), (80, 324758), (112, 231970), (140, 185576), (160, 162379), (224, 115985), (280, 92788), (560, 46394), (1120, 23197)]