158367920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{116447}}^1$

素因数の和:116477

約数の個数: 40

約数和(自身を含む): 389867904

約数和(自身を除く): 231499984

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 116447, 232894, 465788, 582235, 931576, 1164470, 1863152, 1979599, 2328940, 3959198, 4657880, 7918396, 9315760, 9897995, 15836792, 19795990, 31673584, 39591980, 79183960, 158367920]

約数ペア:

[(1, 158367920), (2, 79183960), (4, 39591980), (5, 31673584), (8, 19795990), (10, 15836792), (16, 9897995), (17, 9315760), (20, 7918396), (34, 4657880), (40, 3959198), (68, 2328940), (80, 1979599), (85, 1863152), (136, 1164470), (170, 931576), (272, 582235), (340, 465788), (680, 232894), (1360, 116447)]