167509580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7621}}^1$

素因数の和:7794

約数の個数: 48

約数和(自身を含む): 404636736

約数和(自身を除く): 237127156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 7621, 10990, 15242, 21980, 30484, 38105, 53347, 76210, 106694, 152420, 213388, 266735, 533470, 1066940, 1196497, 2392994, 4785988, 5982485, 8375479, 11964970, 16750958, 23929940, 33501916, 41877395, 83754790, 167509580]

約数ペア:

[(1, 167509580), (2, 83754790), (4, 41877395), (5, 33501916), (7, 23929940), (10, 16750958), (14, 11964970), (20, 8375479), (28, 5982485), (35, 4785988), (70, 2392994), (140, 1196497), (157, 1066940), (314, 533470), (628, 266735), (785, 213388), (1099, 152420), (1570, 106694), (2198, 76210), (3140, 53347), (4396, 38105), (5495, 30484), (7621, 21980), (10990, 15242)]