51841360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9127}}^1$

素因数の和:9211

約数の個数: 40

約数和(自身を含む): 122242176

約数和(自身を除く): 70400816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 9127, 18254, 36508, 45635, 73016, 91270, 146032, 182540, 365080, 648017, 730160, 1296034, 2592068, 3240085, 5184136, 6480170, 10368272, 12960340, 25920680, 51841360]

約数ペア:

[(1, 51841360), (2, 25920680), (4, 12960340), (5, 10368272), (8, 6480170), (10, 5184136), (16, 3240085), (20, 2592068), (40, 1296034), (71, 730160), (80, 648017), (142, 365080), (284, 182540), (355, 146032), (568, 91270), (710, 73016), (1136, 45635), (1420, 36508), (2840, 18254), (5680, 9127)]