80640504

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{160001}}^1$

素因数の和:160020

約数の個数: 48

約数和(自身を含む): 249603120

約数和(自身を除く): 168962616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 160001, 320002, 480003, 640004, 960006, 1120007, 1280008, 1440009, 1920012, 2240014, 2880018, 3360021, 3840024, 4480028, 5760036, 6720042, 8960056, 10080063, 11520072, 13440084, 20160126, 26880168, 40320252, 80640504]

約数ペア:

[(1, 80640504), (2, 40320252), (3, 26880168), (4, 20160126), (6, 13440084), (7, 11520072), (8, 10080063), (9, 8960056), (12, 6720042), (14, 5760036), (18, 4480028), (21, 3840024), (24, 3360021), (28, 2880018), (36, 2240014), (42, 1920012), (56, 1440009), (63, 1280008), (72, 1120007), (84, 960006), (126, 640004), (168, 480003), (252, 320002), (504, 160001)]