80640084

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{137143}}^1$

素因数の和:137164

約数の個数: 36

約数和(自身を含む): 218881824

約数和(自身を除く): 138241740

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 137143, 274286, 411429, 548572, 822858, 960001, 1645716, 1920002, 2880003, 3840004, 5760006, 6720007, 11520012, 13440014, 20160021, 26880028, 40320042, 80640084]

約数ペア:

[(1, 80640084), (2, 40320042), (3, 26880028), (4, 20160021), (6, 13440014), (7, 11520012), (12, 6720007), (14, 5760006), (21, 3840004), (28, 2880003), (42, 1920002), (49, 1645716), (84, 960001), (98, 822858), (147, 548572), (196, 411429), (294, 274286), (588, 137143)]