142549550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19937}}^1$

素因数の和:19973

約数の個数: 48

約数和(自身を含む): 311511312

約数和(自身を除く): 168961762

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 19937, 39874, 99685, 199370, 219307, 259181, 438614, 498425, 518362, 996850, 1096535, 1295905, 2193070, 2591810, 2850991, 5482675, 5701982, 6479525, 10965350, 12959050, 14254955, 28509910, 71274775, 142549550]

約数ペア:

[(1, 142549550), (2, 71274775), (5, 28509910), (10, 14254955), (11, 12959050), (13, 10965350), (22, 6479525), (25, 5701982), (26, 5482675), (50, 2850991), (55, 2591810), (65, 2193070), (110, 1295905), (130, 1096535), (143, 996850), (275, 518362), (286, 498425), (325, 438614), (550, 259181), (650, 219307), (715, 199370), (1430, 99685), (3575, 39874), (7150, 19937)]