90163864

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{70003}}^1$

素因数の和:70039

約数の個数: 32

約数和(自身を含む): 201611520

約数和(自身を除く): 111447656

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 70003, 140006, 280012, 490021, 560024, 980042, 1610069, 1960084, 3220138, 3920168, 6440276, 11270483, 12880552, 22540966, 45081932, 90163864]

約数ペア:

[(1, 90163864), (2, 45081932), (4, 22540966), (7, 12880552), (8, 11270483), (14, 6440276), (23, 3920168), (28, 3220138), (46, 1960084), (56, 1610069), (92, 980042), (161, 560024), (184, 490021), (322, 280012), (644, 140006), (1288, 70003)]