129774850

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 246984192

約数和(自身を除く): 117209342

約数列:

[1, 2, 5, 10, 25, 50, 103, 113, 206, 223, 226, 446, 515, 565, 1030, 1115, 1130, 2230, 2575, 2825, 5150, 5575, 5650, 11150, 11639, 22969, 23278, 25199, 45938, 50398, 58195, 114845, 116390, 125995, 229690, 251990, 290975, 574225, 581950, 629975, 1148450, 1259950, 2595497, 5190994, 12977485, 25954970, 64887425, 129774850]

約数ペア:

[(1, 129774850), (2, 64887425), (5, 25954970), (10, 12977485), (25, 5190994), (50, 2595497), (103, 1259950), (113, 1148450), (206, 629975), (223, 581950), (226, 574225), (446, 290975), (515, 251990), (565, 229690), (1030, 125995), (1115, 116390), (1130, 114845), (2230, 58195), (2575, 50398), (2825, 45938), (5150, 25199), (5575, 23278), (5650, 22969), (11150, 11639)]