72070408

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{9109}}^1$

素因数の和:9181

約数の個数: 32

約数和(自身を含む): 144302400

約数和(自身を除く): 72231992

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 9109, 18218, 36436, 72872, 209507, 391687, 419014, 783374, 838028, 1566748, 1676056, 3133496, 9008801, 18017602, 36035204, 72070408]

約数ペア:

[(1, 72070408), (2, 36035204), (4, 18017602), (8, 9008801), (23, 3133496), (43, 1676056), (46, 1566748), (86, 838028), (92, 783374), (172, 419014), (184, 391687), (344, 209507), (989, 72872), (1978, 36436), (3956, 18218), (7912, 9109)]