5185280

素因数分解:

$2^8\times 5^1\times {\mathrm{4051}}^1$

素因数の和:4072

約数の個数: 36

約数和(自身を含む): 12423432

約数和(自身を除く): 7238152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 4051, 8102, 16204, 20255, 32408, 40510, 64816, 81020, 129632, 162040, 259264, 324080, 518528, 648160, 1037056, 1296320, 2592640, 5185280]

約数ペア:

[(1, 5185280), (2, 2592640), (4, 1296320), (5, 1037056), (8, 648160), (10, 518528), (16, 324080), (20, 259264), (32, 162040), (40, 129632), (64, 81020), (80, 64816), (128, 40510), (160, 32408), (256, 20255), (320, 16204), (640, 8102), (1280, 4051)]