198781574990

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2957}}^1\times {\mathrm{15313}}^1$

素因数の和:18716

約数の個数: 32

約数和(自身を含む): 358766591040

約数和(自身を除く): 159985016050

約数列:

[1, 2, 5, 10, 439, 878, 2195, 2957, 4390, 5914, 14785, 15313, 29570, 30626, 76565, 153130, 1298123, 2596246, 6490615, 6722407, 12981230, 13444814, 33612035, 45280541, 67224070, 90561082, 226402705, 452805410, 19878157499, 39756314998, 99390787495, 198781574990]

約数ペア:

[(1, 198781574990), (2, 99390787495), (5, 39756314998), (10, 19878157499), (439, 452805410), (878, 226402705), (2195, 90561082), (2957, 67224070), (4390, 45280541), (5914, 33612035), (14785, 13444814), (15313, 12981230), (29570, 6722407), (30626, 6490615), (76565, 2596246), (153130, 1298123)]