104800400

素因数分解:

$2^4\times 5^2\times {\mathrm{127}}^1\times {\mathrm{2063}}^1$

素因数の和:2208

約数の個数: 60

約数和(自身を含む): 253888512

約数和(自身を除く): 149088112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 127, 200, 254, 400, 508, 635, 1016, 1270, 2032, 2063, 2540, 3175, 4126, 5080, 6350, 8252, 10160, 10315, 12700, 16504, 20630, 25400, 33008, 41260, 50800, 51575, 82520, 103150, 165040, 206300, 262001, 412600, 524002, 825200, 1048004, 1310005, 2096008, 2620010, 4192016, 5240020, 6550025, 10480040, 13100050, 20960080, 26200100, 52400200, 104800400]

約数ペア:

[(1, 104800400), (2, 52400200), (4, 26200100), (5, 20960080), (8, 13100050), (10, 10480040), (16, 6550025), (20, 5240020), (25, 4192016), (40, 2620010), (50, 2096008), (80, 1310005), (100, 1048004), (127, 825200), (200, 524002), (254, 412600), (400, 262001), (508, 206300), (635, 165040), (1016, 103150), (1270, 82520), (2032, 51575), (2063, 50800), (2540, 41260), (3175, 33008), (4126, 25400), (5080, 20630), (6350, 16504), (8252, 12700), (10160, 10315)]