78306834640

素因数分解:

$2^4\times 5^1\times {\mathrm{46747}}^1\times {\mathrm{20939}}^1$

素因数の和:67699

約数の個数: 40

約数和(自身を含む): 182075980320

約数和(自身を除く): 103769145680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20939, 41878, 46747, 83756, 93494, 104695, 167512, 186988, 209390, 233735, 335024, 373976, 418780, 467470, 747952, 837560, 934940, 1675120, 1869880, 3739760, 978835433, 1957670866, 3915341732, 4894177165, 7830683464, 9788354330, 15661366928, 19576708660, 39153417320, 78306834640]

約数ペア:

[(1, 78306834640), (2, 39153417320), (4, 19576708660), (5, 15661366928), (8, 9788354330), (10, 7830683464), (16, 4894177165), (20, 3915341732), (40, 1957670866), (80, 978835433), (20939, 3739760), (41878, 1869880), (46747, 1675120), (83756, 934940), (93494, 837560), (104695, 747952), (167512, 467470), (186988, 418780), (209390, 373976), (233735, 335024)]