82320400

素因数分解:

$2^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1720

約数の個数: 60

約数和(自身を含む): 199411344

約数和(自身を除く): 117090944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 131, 200, 262, 400, 524, 655, 1048, 1310, 1571, 2096, 2620, 3142, 3275, 5240, 6284, 6550, 7855, 10480, 12568, 13100, 15710, 25136, 26200, 31420, 39275, 52400, 62840, 78550, 125680, 157100, 205801, 314200, 411602, 628400, 823204, 1029005, 1646408, 2058010, 3292816, 4116020, 5145025, 8232040, 10290050, 16464080, 20580100, 41160200, 82320400]

約数ペア:

[(1, 82320400), (2, 41160200), (4, 20580100), (5, 16464080), (8, 10290050), (10, 8232040), (16, 5145025), (20, 4116020), (25, 3292816), (40, 2058010), (50, 1646408), (80, 1029005), (100, 823204), (131, 628400), (200, 411602), (262, 314200), (400, 205801), (524, 157100), (655, 125680), (1048, 78550), (1310, 62840), (1571, 52400), (2096, 39275), (2620, 31420), (3142, 26200), (3275, 25136), (5240, 15710), (6284, 13100), (6550, 12568), (7855, 10480)]