28662800

素因数分解:

$2^4\times 5^2\times {\mathrm{131}}^1\times {\mathrm{547}}^1$

素因数の和:696

約数の個数: 60

約数和(自身を含む): 69514896

約数和(自身を除く): 40852096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 131, 200, 262, 400, 524, 547, 655, 1048, 1094, 1310, 2096, 2188, 2620, 2735, 3275, 4376, 5240, 5470, 6550, 8752, 10480, 10940, 13100, 13675, 21880, 26200, 27350, 43760, 52400, 54700, 71657, 109400, 143314, 218800, 286628, 358285, 573256, 716570, 1146512, 1433140, 1791425, 2866280, 3582850, 5732560, 7165700, 14331400, 28662800]

約数ペア:

[(1, 28662800), (2, 14331400), (4, 7165700), (5, 5732560), (8, 3582850), (10, 2866280), (16, 1791425), (20, 1433140), (25, 1146512), (40, 716570), (50, 573256), (80, 358285), (100, 286628), (131, 218800), (200, 143314), (262, 109400), (400, 71657), (524, 54700), (547, 52400), (655, 43760), (1048, 27350), (1094, 26200), (1310, 21880), (2096, 13675), (2188, 13100), (2620, 10940), (2735, 10480), (3275, 8752), (4376, 6550), (5240, 5470)]