84021968

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2115

約数の個数: 40

約数和(自身を含む): 169632000

約数和(自身を除く): 85610032

約数列:

[1, 2, 4, 8, 16, 37, 71, 74, 142, 148, 284, 296, 568, 592, 1136, 1999, 2627, 3998, 5254, 7996, 10508, 15992, 21016, 31984, 42032, 73963, 141929, 147926, 283858, 295852, 567716, 591704, 1135432, 1183408, 2270864, 5251373, 10502746, 21005492, 42010984, 84021968]

約数ペア:

[(1, 84021968), (2, 42010984), (4, 21005492), (8, 10502746), (16, 5251373), (37, 2270864), (71, 1183408), (74, 1135432), (142, 591704), (148, 567716), (284, 295852), (296, 283858), (568, 147926), (592, 141929), (1136, 73963), (1999, 42032), (2627, 31984), (3998, 21016), (5254, 15992), (7996, 10508)]