199980975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{115931}}^1$

素因数の和:115967

約数の個数: 24

約数和(自身を含む): 345013632

約数和(自身を除く): 145032657

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 115931, 347793, 579655, 1738965, 2666413, 2898275, 7999239, 8694825, 13332065, 39996195, 66660325, 199980975]

約数ペア:

[(1, 199980975), (3, 66660325), (5, 39996195), (15, 13332065), (23, 8694825), (25, 7999239), (69, 2898275), (75, 2666413), (115, 1738965), (345, 579655), (575, 347793), (1725, 115931)]