16725120640

素因数分解:

$2^7\times 5^1\times {\mathrm{4051}}^1\times {\mathrm{6451}}^1$

素因数の和:10521

約数の個数: 64

約数和(自身を含む): 39999561120

約数和(自身を除く): 23274440480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4051, 6451, 8102, 12902, 16204, 20255, 25804, 32255, 32408, 40510, 51608, 64510, 64816, 81020, 103216, 129020, 129632, 162040, 206432, 258040, 259264, 324080, 412864, 516080, 518528, 648160, 825728, 1032160, 1296320, 2064320, 2592640, 4128640, 26133001, 52266002, 104532004, 130665005, 209064008, 261330010, 418128016, 522660020, 836256032, 1045320040, 1672512064, 2090640080, 3345024128, 4181280160, 8362560320, 16725120640]

約数ペア:

[(1, 16725120640), (2, 8362560320), (4, 4181280160), (5, 3345024128), (8, 2090640080), (10, 1672512064), (16, 1045320040), (20, 836256032), (32, 522660020), (40, 418128016), (64, 261330010), (80, 209064008), (128, 130665005), (160, 104532004), (320, 52266002), (640, 26133001), (4051, 4128640), (6451, 2592640), (8102, 2064320), (12902, 1296320), (16204, 1032160), (20255, 825728), (25804, 648160), (32255, 518528), (32408, 516080), (40510, 412864), (51608, 324080), (64510, 259264), (64816, 258040), (81020, 206432), (103216, 162040), (129020, 129632)]