201489890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{125149}}^1$

素因数の和:125186

約数の個数: 32

約数和(自身を含む): 432518400

約数和(自身を除く): 231028510

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 125149, 250298, 625745, 876043, 1251490, 1752086, 2878427, 4380215, 5756854, 8760430, 14392135, 20148989, 28784270, 40297978, 100744945, 201489890]

約数ペア:

[(1, 201489890), (2, 100744945), (5, 40297978), (7, 28784270), (10, 20148989), (14, 14392135), (23, 8760430), (35, 5756854), (46, 4380215), (70, 2878427), (115, 1752086), (161, 1251490), (230, 876043), (322, 625745), (805, 250298), (1610, 125149)]