86477980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4799}}^1$

素因数の和:4878

約数の個数: 48

約数和(自身を含む): 195955200

約数和(自身を除く): 109477220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 212, 265, 340, 530, 901, 1060, 1802, 3604, 4505, 4799, 9010, 9598, 18020, 19196, 23995, 47990, 81583, 95980, 163166, 254347, 326332, 407915, 508694, 815830, 1017388, 1271735, 1631660, 2543470, 4323899, 5086940, 8647798, 17295596, 21619495, 43238990, 86477980]

約数ペア:

[(1, 86477980), (2, 43238990), (4, 21619495), (5, 17295596), (10, 8647798), (17, 5086940), (20, 4323899), (34, 2543470), (53, 1631660), (68, 1271735), (85, 1017388), (106, 815830), (170, 508694), (212, 407915), (265, 326332), (340, 254347), (530, 163166), (901, 95980), (1060, 81583), (1802, 47990), (3604, 23995), (4505, 19196), (4799, 18020), (9010, 9598)]